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发明名称
Method of making switch parts
摘要
申请公布号
US2571040(A)
申请公布日期
1951.10.09
申请号
US19480037576
申请日期
1948.07.08
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
JUVINALL JAMES W.;QUINLAN AMOS L.
分类号
B21D28/06;H01H11/04
主分类号
B21D28/06
代理机构
代理人
主权项
地址
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