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经营范围
发明名称
Improvements in or relating to apparatus responsive to the movement of a body relative to a detecting surface or surfaces
摘要
申请公布号
GB656366(A)
申请公布日期
1951.08.22
申请号
GB19490000538
申请日期
1949.01.07
申请人
ELECTRIC TIME RENTALS LIMITED;WALTER KENNETH VERNON PHILLIPS
发明人
分类号
G08B13/26
主分类号
G08B13/26
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代理人
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地址
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