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US1842195A Method and apparatus for preventing offsetting in printing 失效
防止印刷中偏移的方法和装置

  • Patent Title: Method and apparatus for preventing offsetting in printing
  • Patent Title (中): 防止印刷中偏移的方法和装置
  • Application No.: US45760830
    Application Date: 1930-05-30
  • Publication No.: US1842195A
    Publication Date: 1932-01-19
  • Inventor: PINDER THOMAS F
  • Applicant: PINDER THOMAS F
  • Assignee: Thomas F Pinder
  • Current Assignee: Thomas F Pinder
  • Priority: US45760830 1930-05-30
  • Main IPC: B41F23/04
  • IPC: B41F23/04
Method and apparatus for preventing offsetting in printing
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