Invention Grant
US1049142A Tire-alarm. 失效
轮胎报警。

  • Patent Title: Tire-alarm.
  • Patent Title (中): 轮胎报警。
  • Application No.: US1912673926
    Application Date: 1912-01-27
  • Publication No.: US1049142A
    Publication Date: 1912-12-31
  • Inventor: POLO JOSEPH B
  • Applicant: POLO JOSEPH B
  • Assignee: Joseph B Polo
  • Current Assignee: Joseph B Polo
  • Priority: US1912673926 1912-01-27
Tire-alarm.
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