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经营范围
发明名称
Improvements in or relating to electric couplings
摘要
申请公布号
GB387342(A)
申请公布日期
1933.01.30
申请号
GB19310021461
申请日期
1931.07.28
申请人
WILLIAM EDWARD BARBER
发明人
分类号
H01J19/66;H01R13/11;H01R13/115;H01R13/415;H01R31/02
主分类号
H01J19/66
代理机构
代理人
主权项
地址
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