发明授权
US1061439A Package for materials liable to be injured by exposure. 失效
包装材料容易受到暴露的伤害。

  • 专利标题: Package for materials liable to be injured by exposure.
  • 专利标题(中): 包装材料容易受到暴露的伤害。
  • 申请号: US1912722401
    申请日: 1912-09-26
  • 公开(公告)号: US1061439A
    公开(公告)日: 1913-05-13
  • 发明人: ALEXANDER WALTER
  • 申请人: NAT GUM & MICA COMPANY
  • 专利权人: Nat Gum & Mica Company
  • 当前专利权人: Nat Gum & Mica Company
  • 优先权: US1912722401 1912-09-26
Package for materials liable to be injured by exposure.
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