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Invention Grant
US791700A Dredger-bucket. 失效
DREDGER-BUCKET。

  • Patent Title: Dredger-bucket.
  • Patent Title (中): DREDGER-BUCKET。
  • Application No.: US1905239899
    Application Date: 1905-01-06
  • Publication No.: US791700A
    Publication Date: 1905-06-06
  • Inventor: KING JOHN J
  • Applicant: KING JOHN J
  • Assignee: John J King
  • Current Assignee: John J King
  • Priority: US1905239899 1905-01-06
Dredger-bucket.
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