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经营范围
发明名称
Improvements in or relating to electric rotary switches
摘要
申请公布号
GB899615(A)
申请公布日期
1962.06.27
申请号
GB19590033624
申请日期
1959.10.05
申请人
WARD & GOLDSTONE LIMITED;JOHN GEORGE KENNETH HUGHES
发明人
分类号
H01H21/50
主分类号
H01H21/50
代理机构
代理人
主权项
地址
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