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经营范围
发明名称
Improvements in or relating to electrical time measurement
摘要
申请公布号
GB620393(A)
申请公布日期
1949.03.24
申请号
GB19450032733
申请日期
1945.12.04
申请人
STANDARD TELEPHONES AND CABLES LIMITED;PERCY ARTHUR CHILDS
发明人
分类号
G04F10/10
主分类号
G04F10/10
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