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发明名称
Current switching device for electromagnetic hammers
摘要
申请公布号
US2892140(A)
申请公布日期
1959.06.23
申请号
US19560607140
申请日期
1956.08.30
申请人
MAXIM ELECTRONIES LTD.
发明人
PRAEG WALTER F.
分类号
B25D11/06;B25D13/00;H02K33/14
主分类号
B25D11/06
代理机构
代理人
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地址
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