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发明名称
Improvements in or relating to impact-operable electric alarm switch devices
摘要
申请公布号
GB716504(A)
申请公布日期
1954.10.06
申请号
GB19510024977
申请日期
1952.10.24
申请人
CATHODEON LIMITED
发明人
TOWNSEND FREDERICK HENRY;HALL HARVEY SYDNEY
分类号
H01H35/14
主分类号
H01H35/14
代理机构
代理人
主权项
地址
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