J. E. Greiner Company
type: Thing
description: civil engineering firm based in Baltimore, Maryland
additional property: PropertyValue
  property ID: P17
  value: United States
additional property: PropertyValue
  property ID: P31
  value: engineering activities and related technical consultancy
additional property: PropertyValue
  property ID: P112
  value: John Edwin Greiner
additional property: PropertyValue
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additional property: PropertyValue
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additional property: PropertyValue
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  value: civil engineering
additional property: PropertyValue
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additional property: PropertyValue
  property ID: P5508
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additional property: PropertyValue
  property ID: P13591
confidence:
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    tier: long_tail
    components:
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      sitelinks norm: 0.0
      unique citations: 1
      unique citations norm: 0.0
      monthly pageviews: 65
      monthly pageviews norm: 0.0
  sitelinks: 0
  unique citations: 1
  monthly pageviews: 65
  yearly pageviews: 88
  pageview trend:
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    v: 65
  pageview trend:
    m: 2026-07
    v: 11
  pageview trend:
    m: 2026-06
    v: 11
  pageview trend:
    m: 2026-05
    v: 1
  tier: long_tail
claims:
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    value label: United States
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    value label: engineering activities and related technical consultancy
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    value label: John Edwin Greiner
  P214:
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  P244:
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    confidence: 0.0
    value label: civil engineering
  P2671:
    value: /g/11hbgq7ylr
    source count: 0
    confidence: 0.0
  P5508:
    value: 120749
    source count: 1
    confidence: 0.2
  P13591:
    source count: 0
    confidence: 0.0
citations:
  source: archINFORM
  stated in qid: Q265049
  retrieved: 2020-08-25
meta:
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  domain: engineering_activities_and_related_technical_consultancy
  level: standard
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  data source: Wikidata (CC0 / public domain)
  license: https://creativecommons.org/publicdomain/zero/1.0/
  api version: v1
  served at: 2026-08-24T20:13:42.881185Z
  entity updated at: 2026-05-03T21:19:00.258443+00:00Z
  entity created at: 2026-05-03T15:28:31.718596+00:00Z