Invention Grant
US1266065A Correction device for talking-machines. 失效
用于计算机的校正装置。

  • Patent Title: Correction device for talking-machines.
  • Patent Title (中): 用于计算机的校正装置。
  • Application No.: US17762117
    Application Date: 1917-06-29
  • Publication No.: US1266065A
    Publication Date: 1918-05-14
  • Inventor: SHELLY SAMUEL
  • Applicant: SHELLY SAMUEL
  • Assignee: Samuel Shelly
  • Current Assignee: Samuel Shelly
  • Priority: US17762117 1917-06-29
Correction device for talking-machines.
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