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发明名称
Improvements in and relating to electrical switching devices
摘要
申请公布号
GB996886(A)
申请公布日期
1965.06.30
申请号
GB19620021881
申请日期
1962.06.06
申请人
PHILCO CORPORATION
发明人
分类号
H03K17/58
主分类号
H03K17/58
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代理人
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