Invention Grant
US2324182A Method of producing gears 失效
生产齿轮的方法

  • Patent Title: Method of producing gears
  • Patent Title (中): 生产齿轮的方法
  • Application No.: US25445339
    Application Date: 1939-02-03
  • Publication No.: US2324182A
    Publication Date: 1943-07-13
  • Inventor: ERNEST WILDHABER
  • Applicant: GLEASON WORKS
  • Assignee: Gleason Works
  • Current Assignee: Gleason Works
  • Priority: US25445339 1939-02-03; US18283737 1937-12-31
  • Main IPC: B23F9/10
  • IPC: B23F9/10
Method of producing gears
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