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经营范围
发明名称
Improvements in rotary electric switches
摘要
申请公布号
GB634171(A)
申请公布日期
1950.03.15
申请号
GB19460034105
申请日期
1946.11.18
申请人
GRIGSBY-ALLISON COMPANY, INC.
发明人
分类号
H01H19/58
主分类号
H01H19/58
代理机构
代理人
主权项
地址
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