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Invention Grant
US2005084A Transmission system 失效

  • Patent Title: Transmission system
  • Application No.: US59775432
    Application Date: 1932-03-09
  • Publication No.: US2005084A
    Publication Date: 1935-06-18
  • Inventor: HANSELL CLARENCE W
  • Applicant: RCA CORP
  • Assignee: RCA Corp
  • Current Assignee: RCA Corp
  • Priority: US59775432 1932-03-09; US20711427 1927-07-20
  • Main IPC: H03C1/52
  • IPC: H03C1/52
Transmission system
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