Frederik van Iterson
type: Person
alternate name: F.K.T. van Iterson
alternate name: Frederik Karel Theodoor van Iterson
description: Dutch expert of metal forming (1877–1957)
birth date: 1877-03-12
death date: 1957-12-11
birth place: Roermond
nationality: Kingdom of the Netherlands
alumni of: Delft University of Technology
works for: Delft University of Technology
has occupation: civil engineer
has occupation: engineer
has occupation: university teacher
additional property: PropertyValue
  property ID: P18
  value: Frederik van Iterson.jpg
additional property: PropertyValue
  property ID: P19
  value: Roermond
additional property: PropertyValue
  property ID: P21
  value: male
additional property: PropertyValue
  property ID: P27
  value: Kingdom of the Netherlands
additional property: PropertyValue
  property ID: P31
  value: human
additional property: PropertyValue
  property ID: P69
  value: Delft University of Technology
additional property: PropertyValue
  property ID: P106
  value: civil engineer
additional property: PropertyValue
  property ID: P106
  value: engineer
additional property: PropertyValue
  property ID: P106
  value: university teacher
additional property: PropertyValue
  property ID: P108
  value: Delft University of Technology
additional property: PropertyValue
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additional property: PropertyValue
  property ID: P214
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additional property: PropertyValue
  property ID: P244
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additional property: PropertyValue
  property ID: P269
  value: 133513076
additional property: PropertyValue
  property ID: P373
  value: Frederik van Iterson
additional property: PropertyValue
  property ID: P463
  value: Royal Netherlands Academy of Arts and Sciences
additional property: PropertyValue
  property ID: P569
  value: March 12, 1877
additional property: PropertyValue
  property ID: P570
  value: December 11, 1957
additional property: PropertyValue
  property ID: P651
  value: 57590949
additional property: PropertyValue
  property ID: P734
  value: van Iterson
additional property: PropertyValue
  property ID: P735
  value: Frederik
additional property: PropertyValue
  property ID: P735
  value: Karel
additional property: PropertyValue
  property ID: P735
  value: Theodoor
additional property: PropertyValue
  property ID: P1006
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additional property: PropertyValue
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additional property: PropertyValue
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additional property: PropertyValue
  property ID: P1556
  value: van-iterson.f-k-th
additional property: PropertyValue
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additional property: PropertyValue
  property ID: P2454
  value: PE00001075
additional property: PropertyValue
  property ID: P2600
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confidence:
  popularity graph score:
    score: 0.005
    score pct: 0
    tier: long_tail
    components:
      sitelinks: 5
      sitelinks norm: 0.012
      unique citations: 4
      unique citations norm: 0.002
      monthly pageviews: 40
      monthly pageviews norm: 0.0
  sitelinks: 5
  unique citations: 4
  monthly pageviews: 40
  yearly pageviews: 98
  pageview trend:
    m: 2026-08
    v: 40
  pageview trend:
    m: 2026-07
    v: 18
  pageview trend:
    m: 2026-06
    v: 8
  pageview trend:
    m: 2026-05
    v: 11
  pageview trend:
    m: 2026-04
    v: 21
  popularity:
    sitelinks: 5
    max: 423
    pct: 1.2
  tier: long_tail
claims:
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    value: Frederik van Iterson.jpg
    source count: 0
    confidence: 0.0
  P19:
    value: Q9783
    source count: 1
    confidence: 0.2
    value label: Roermond
  P21:
    value: Q6581097
    source count: 1
    confidence: 0.2
    value label: male
  P27:
    value: Q29999
    source count: 0
    confidence: 0.0
    value label: Kingdom of the Netherlands
  P31:
    value: Q5
    source count: 0
    confidence: 0.0
    value label: human
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    value: Q752663
    source count: 1
    confidence: 0.2
    value label: Delft University of Technology
  P106:
    value: Q13582652
    source count: 1
    confidence: 0.2
    value label: civil engineer
  P106:
    value: Q81096
    source count: 1
    confidence: 0.2
    value label: engineer
  P106:
    value: Q1622272
    source count: 1
    confidence: 0.2
    value label: university teacher
  P108:
    value: Q752663
    source count: 2
    confidence: 0.4
    value label: Delft University of Technology
    qualifiers:
      P580: +1910-01-01T00:00:00Z
      P582: +1913-01-01T00:00:00Z
  P213:
    value: 0000000366681833
    source count: 0
    confidence: 0.0
  P214:
    value: 230884532
    source count: 2
    confidence: 0.4
  P244:
    value: n86869799
    source count: 1
    confidence: 0.2

value: 133513076
source count: 1
confidence: 0.2

value: Frederik van Iterson
source count: 0
confidence: 0.0

value: Q253439
source count: 0
confidence: 0.0
value label: Royal Netherlands Academy of Arts and Sciences

value: +1877-03-12T00:00:00Z
source count: 2
confidence: 0.4

value: +1957-12-11T00:00:00Z
source count: 3
confidence: 0.6

value: 57590949
source count: 0
confidence: 0.0

value: Q89343577
source count: 0
confidence: 0.0
value label: van Iterson

value: Q17539077
source count: 1
confidence: 0.2
value label: Frederik

value: Q15731850
source count: 1
confidence: 0.2
value label: Karel

value: Q20205051
source count: 1
confidence: 0.2
value label: Theodoor

value: 123745365
source count: 1
confidence: 0.2

value: 90260626
source count: 1
confidence: 0.2

value: n2012043184
source count: 1
confidence: 0.2

value: van-iterson.f-k-th
source count: 0
confidence: 0.0

value: a0000002383517
source count: 0
confidence: 0.0

value: PE00001075
source count: 0
confidence: 0.0

value: 6000000024566219497
source count: 0
confidence: 0.0

value: /g/1221x_9s
source count: 0
confidence: 0.0

value: 282915
source count: 0
confidence: 0.0

value: Q8487137
source count: 0
confidence: 0.0
value label: WikiProject Mathematics

value: 9810608085005606
source count: 0
confidence: 0.0

value: bwn1/itersonfkt
source count: 0
confidence: 0.0

value: E39PBJpyqWmgBdhdgXdXPDtBT3
source count: 1
confidence: 0.2

source: dataset Library TU Delft
stated in qid: Q65589124
retrieved: 2019-05-20

source: Virtual International Authority File
stated in qid: Q54919
retrieved: 2015-08-16

source: Biografisch Portaal
stated in qid: Q1868372
retrieved: 2017-10-09

source: KNAW Past Members
stated in qid: Q21491701
retrieved: 2017-10-09

wikidata id: Q1989823
domain: human
level: standard
html url: https://4ort.xyz/entity/frederik-van-iterson
markdown url: https://4ort.xyz/entity/frederik-van-iterson.md
facts url summary: https://4ort.xyz/entity/frederik-van-iterson/facts.json
facts url standard: https://4ort.xyz/entity/frederik-van-iterson/facts.json
facts url full: https://4ort.xyz/entity/frederik-van-iterson/facts.json
data source: Wikidata (CC0 / public domain)
license: https://creativecommons.org/publicdomain/zero/1.0/
api version: v1
served at: 2026-08-23T09:36:11.540361Z
entity updated at: 2026-04-10T23:49:53.743835+00:00Z
entity created at: 2026-04-10T23:49:53.743835+00:00Z