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发明名称
Plunger type electrical switch
摘要
申请公布号
US2326942(A)
申请公布日期
1943.08.17
申请号
US19390295552
申请日期
1939.09.15
申请人
ROBERT HETHERINGTON & SON, INC.
发明人
HETHERINGTON ROBERT
分类号
H01H13/20
主分类号
H01H13/20
代理机构
代理人
主权项
地址
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