Invention Grant
US916879A Vapor electric conductor. 失效
蒸汽电导体。

  • Patent Title: Vapor electric conductor.
  • Patent Title (中): 蒸汽电导体。
  • Application No.: US1903165053
    Application Date: 1903-07-11
  • Publication No.: US916879A
    Publication Date: 1909-03-30
  • Inventor: KRUH OSIAS O
  • Applicant: GEN ELECTRIC
  • Assignee: Gen Electric
  • Current Assignee: Gen Electric
  • Priority: US1903165053 1903-07-11
Vapor electric conductor.
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