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发明名称
Improvements relating to electromagnetically operated step-by-step mechanisms
摘要
申请公布号
GB588675(A)
申请公布日期
1947.05.30
申请号
GB19440024672
申请日期
1944.12.08
申请人
SIEMENS BROTHERS & CO., LIMITED;JOHN DOUGLAS LESLIE
发明人
分类号
H01H67/22
主分类号
H01H67/22
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