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经营范围
发明名称
Improvements in or relating to two-motion switches of the type used in telephone systems and to circuit arrangements therefor
摘要
申请公布号
GB459233(A)
申请公布日期
1937.01.01
申请号
GB19350015971
申请日期
1935.06.01
申请人
STANDARD TELEPHONES AND CABLES LIMITED;JOHN RIDD GOULD
发明人
分类号
H01H67/16
主分类号
H01H67/16
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代理人
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