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发明名称
Plunger and die for indirect extrusion
摘要
申请公布号
US2904173(A)
申请公布日期
1959.09.15
申请号
US19540419422
申请日期
1954.03.29
申请人
BRAUN FREDERICK W;ALFRED BRAUN
发明人
BRAUN FREDERICK W.;BRAUN ALFRED
分类号
B21C25/00
主分类号
B21C25/00
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代理人
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