Invention Grant
US1381382A Motor-car signal 失效
汽车信号

  • Patent Title: Motor-car signal
  • Patent Title (中): 汽车信号
  • Application No.: US15205717
    Application Date: 1917-03-02
  • Publication No.: US1381382A
    Publication Date: 1921-06-14
  • Inventor: ELGY WIMP
  • Applicant: ELGY WIMP
  • Assignee: Wimp Elgy
  • Current Assignee: Wimp Elgy
  • Priority: US15205717 1917-03-02
  • Main IPC: B60Q1/34
  • IPC: B60Q1/34
Motor-car signal
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