发明名称 Convertible ground safety plug
摘要 A convertible ground safety plug is provided and consists of a grounding prong carried in an insulated housing. The ground prong can be moved between an active position projecting outwardly from the housing and an inactive position not projecting outwardly from the housing, so that the plug can be utilized for a three slot receptacle and a two slot receptacle.
申请公布号 US4954091(A) 申请公布日期 1990.09.04
申请号 US19890450540 申请日期 1989.12.14
申请人 MARBLE, STEVEN C.;MARBLE, GARY D. 发明人 MARBLE, STEVEN C.;MARBLE, GARY D.
分类号 H01R4/64;H01R27/00 主分类号 H01R4/64
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