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Invention Grant
US823856A Heating fluids mechanically. 失效

  • Patent Title: Heating fluids mechanically.
  • Application No.: US1903148369
    Application Date: 1903-03-18
  • Publication No.: US823856A
    Publication Date: 1906-06-19
  • Inventor: GILROY FRANK J
  • Applicant: GILROY FRANK J
  • Assignee: Frank J Gilroy
  • Current Assignee: Frank J Gilroy
  • Priority: US1903148369 1903-03-18
Heating fluids mechanically.
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