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发明名称
Bending machine
摘要
申请公布号
US1837196(A)
申请公布日期
1931.12.22
申请号
US19280295462
申请日期
1928.07.26
申请人
CARL BERGES;WILHELM BERGES
发明人
BERGES CARL;BERGES WILHELM
分类号
B21D11/12
主分类号
B21D11/12
代理机构
代理人
主权项
地址
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