发明名称 Combination writing instrument and handcuff locking and unlocking device
摘要 A combination writing instrument and handcuff activating device comprises an elongated housing having a writing element and a handcuff locking element axially movable therein. On one end of the housing is a handcuff key. A mechanism is provided so that one or the other of the writing element and the handcuff locking element can be extended from the housing.
申请公布号 US4778302(A) 申请公布日期 1988.10.18
申请号 US19870070043 申请日期 1987.07.06
申请人 MARTINEZ, TIMOTHY E. 发明人 MARTINEZ, TIMOTHY E.
分类号 B43K29/00;(IPC1-7):B43K29/00;B43K29/18 主分类号 B43K29/00
代理机构 代理人
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