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发明名称
Axle press
摘要
申请公布号
US1818679(A)
申请公布日期
1931.08.11
申请号
US19300463661
申请日期
1930.06.25
申请人
A. E. FERAGEN, INC.
发明人
BENNETT CLAUDE C.
分类号
B21D3/10
主分类号
B21D3/10
代理机构
代理人
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地址
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