发明名称 Lock tag
摘要 For use with an electronic antishoplifting surveillance system, a reusable, low cost telltale tag intended to be attached to merchandise such as garments includes a passive electronic circuit or other stimulus and it can be locked on the merchandise so it can only be removed with a key held by authorized personnel. The passive electronic circuit serves to activate the surveillance system.
申请公布号 US4196424(A) 申请公布日期 1980.04.01
申请号 US19780870673 申请日期 1978.01.19
申请人 WILLIAMSON, ROBERT D 发明人 WILLIAMSON, ROBERT D
分类号 E05B73/00;(IPC1-7):G08B21/00;A44B9/00 主分类号 E05B73/00
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