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经营范围
发明名称
Art of manufacturing bundles of lathers' hairpins
摘要
申请公布号
US1952803(A)
申请公布日期
1934.03.27
申请号
US19300472689
申请日期
1930.08.02
申请人
CONSOLIDATED EXPANDED METAL COMPANIES
发明人
JR. THOMAS R. HERBEST,
分类号
B21F45/16;B21G1/00
主分类号
B21F45/16
代理机构
代理人
主权项
地址
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