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发明名称
Forging of multi-throw crank-shaft
摘要
申请公布号
US2972801(A)
申请公布日期
1961.02.28
申请号
US19570657346
申请日期
1957.05.06
申请人
SCHLOEMANN AKTIENGESELLSCHAFT
发明人
ROBRA HELMUT
分类号
B21K1/08
主分类号
B21K1/08
代理机构
代理人
主权项
地址
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