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经营范围
发明名称
Improvements in or relating to adjustable electric components having concentric shafts
摘要
申请公布号
GB777875(A)
申请公布日期
1957.06.26
申请号
GB19550001723
申请日期
1955.01.20
申请人
EGEN ELECTRIC LIMITED;JOHN HOOK
发明人
分类号
H01C10/00
主分类号
H01C10/00
代理机构
代理人
主权项
地址
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