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US1243294A Wood-barking machine. 失效
木制打火机

  • Patent Title: Wood-barking machine.
  • Patent Title (中): 木制打火机
  • Application No.: US15416117
    Application Date: 1917-03-12
  • Publication No.: US1243294A
    Publication Date: 1917-10-16
  • Inventor: HRUSKA JOSEPH J
  • Applicant: HRUSKA JOSEPH J
  • Assignee: Joseph J Hruska
  • Current Assignee: Joseph J Hruska
  • Priority: US15416117 1917-03-12
Wood-barking machine.
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