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Invention Grant
US938477A Fuse-holder. 失效
保险丝座

  • Patent Title: Fuse-holder.
  • Patent Title (中): 保险丝座
  • Application No.: US1904215365
    Application Date: 1904-07-05
  • Publication No.: US938477A
    Publication Date: 1909-11-02
  • Inventor: GRAYBILL JOHN E
  • Applicant: GRAYBILL JOHN E
  • Assignee: John E Graybill
  • Current Assignee: John E Graybill
  • Priority: US1904215365 1904-07-05
Fuse-holder.
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