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经营范围
发明名称
Metal swaging machine
摘要
申请公布号
US1951721(A)
申请公布日期
1934.03.20
申请号
US19330657198
申请日期
1933.02.17
申请人
BRENNAN CHARLES T
发明人
BRENNAN CHARLES T.
分类号
B21J9/18
主分类号
B21J9/18
代理机构
代理人
主权项
地址
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