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发明名称
Method of rolling strip metal
摘要
申请公布号
US1887248(A)
申请公布日期
1932.11.08
申请号
US19260137330
申请日期
1926.09.23
申请人
SHOVER BARTON R
发明人
SHOVER BARTON R.
分类号
B21B1/22
主分类号
B21B1/22
代理机构
代理人
主权项
地址
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