发明名称 Closure and container having tamper proof means
摘要 The disclosure herein describes the combination of a closure and a container where a frangible element is provided on the peripheral skirt portion of the closure to come into a locking engagement with the upper flange of the container. The element is made of frangible material so that it must be broken whenever the closure is removed from the container to thereby provide a visual indication of removal of the closure, whether authorized or unauthorized.
申请公布号 US4821910(A) 申请公布日期 1989.04.18
申请号 US19880212866 申请日期 1988.06.29
申请人 IPL INC 发明人 POIRIER, CHARLES
分类号 B65D43/02;B65D55/10;(IPC1-7):B65D41/32 主分类号 B65D43/02
代理机构 代理人
主权项
地址