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Invention Grant
US996865A Vapor electric apparatus. 失效

  • Patent Title: Vapor electric apparatus.
  • Application No.: US1904188403
    Application Date: 1904-01-09
  • Publication No.: US996865A
    Publication Date: 1911-07-04
  • Inventor: KRUH OSIAS O
  • Applicant: GEN ELECTRIC
  • Assignee: Gen Electric
  • Current Assignee: Gen Electric
  • Priority: US1904188403 1904-01-09
Vapor electric apparatus.
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