发明名称 Tamper evident plastic closure
摘要 A molded plastic closure cap has a lower skirt portion which is defined by a 360 DEG serpentine cut and which is forced downwardly and clear of the closure during cap removal or loosening for clearly indicating that the package has been opened or tampered with.
申请公布号 US4579241(A) 申请公布日期 1986.04.01
申请号 US19840676497 申请日期 1984.11.29
申请人 ANCHOR HOCKING CORPORATION 发明人 HAYES, THOMAS H.
分类号 B65D41/34;(IPC1-7):B65D41/34 主分类号 B65D41/34
代理机构 代理人
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