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发明名称
Method of and machine for straightening or leveling strip metal
摘要
申请公布号
US1923738(A)
申请公布日期
1933.08.22
申请号
US19290372561
申请日期
1929.06.21
申请人
MCBAIN WILLIAM C
发明人
MCBAIN WILLIAM C.
分类号
B21D1/05
主分类号
B21D1/05
代理机构
代理人
主权项
地址
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