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Invention Grant
US836510A Production of sound-records. 失效

  • Patent Title: Production of sound-records.
  • Application No.: US1904222287
    Application Date: 1904-08-26
  • Publication No.: US836510A
    Publication Date: 1906-11-20
  • Inventor: KITSEE ISIDOR
  • Applicant: KITSEE ISIDOR
  • Assignee: Isidor Kitsee
  • Current Assignee: Isidor Kitsee
  • Priority: US1904222287 1904-08-26
Production of sound-records.
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