Invention Grant
US1849912A Packing construction and seal tube 失效
包装结构和密封管

  • Patent Title: Packing construction and seal tube
  • Patent Title (中): 包装结构和密封管
  • Application No.: US17903227
    Application Date: 1927-03-28
  • Publication No.: US1849912A
    Publication Date: 1932-03-15
  • Inventor: DADDYSMAN ALONZO F
  • Applicant: M R THOMAS
  • Assignee: M R Thomas
  • Current Assignee: M R Thomas
  • Priority: US17903227 1927-03-28
  • Main IPC: F16J15/38
  • IPC: F16J15/38
Packing construction and seal tube
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