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发明名称
Improvements in or relating to electric contact devices
摘要
申请公布号
GB492040(A)
申请公布日期
1938.09.13
申请号
GB19370007421
申请日期
1937.03.13
申请人
A. REYROLLE & COMPANY LIMITED;FRANCIS HENRY GROOM;CLEMENT STEPHENSON LAWSON
发明人
分类号
H01H85/20
主分类号
H01H85/20
代理机构
代理人
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