Invention Grant
US811795A Wall-receptacle. 失效
WALL-RECEPTACLE。

  • Patent Title: Wall-receptacle.
  • Patent Title (中): WALL-RECEPTACLE。
  • Application No.: US1902131984
    Application Date: 1902-11-19
  • Publication No.: US811795A
    Publication Date: 1906-02-06
  • Inventor: SARGENT HOWARD R
  • Applicant: GEN ELECTRIC
  • Assignee: Gen Electric
  • Current Assignee: Gen Electric
  • Priority: US1902131984 1902-11-19
Wall-receptacle.
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