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经营范围
发明名称
Improvements in electrical switches having wiping contacts
摘要
申请公布号
GB620779(A)
申请公布日期
1949.03.30
申请号
GB19460032392D
申请日期
1946.10.31
申请人
BRITISH INSULATED CALLENDER'S CABLES LIMITED;ARTHUR GEORGE SWEETLAND;LEO HENRY GEORGE TYLER
发明人
分类号
H01H1/20
主分类号
H01H1/20
代理机构
代理人
主权项
地址
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