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Invention Grant
US1176642A Coin-controlled apparatus. 失效
硬币控制装置

  • Patent Title: Coin-controlled apparatus.
  • Patent Title (中): 硬币控制装置
  • Application No.: US1912729254
    Application Date: 1912-11-04
  • Publication No.: US1176642A
    Publication Date: 1916-03-21
  • Inventor: BEECHLYN JOHN T
  • Applicant: GEN ELECTRIC
  • Assignee: Gen Electric
  • Current Assignee: Gen Electric
  • Priority: US1912729254 1912-11-04
Coin-controlled apparatus.
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