发明授权
US3527630A Method for making package-opening tear-off strips of small width from a band of large width 失效
用于从大宽度的带制造小包装打开包装袋的方法

  • 专利标题: Method for making package-opening tear-off strips of small width from a band of large width
  • 专利标题(中): 用于从大宽度的带制造小包装打开包装袋的方法
  • 申请号: US3527630D
    申请日: 1967-05-29
  • 公开(公告)号: US3527630A
    公开(公告)日: 1970-09-08
  • 发明人: ALTFELD ALBERT
  • 申请人: NOVACEL SA
  • 专利权人: Novacel Sa
  • 当前专利权人: Novacel Sa
  • 优先权: US64211367 1967-05-29; US64213367 1967-05-29
  • 主分类号: B65H75/02
  • IPC分类号: B65H75/02 B65H75/24 D03D15/00 D06H7/20 B65H81/00
Method for making package-opening tear-off strips of small width from a band of large width
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