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经营范围
发明名称
Metal working
摘要
申请公布号
US2394883(A)
申请公布日期
1946.02.12
申请号
US19440569585
申请日期
1944.12.23
申请人
REMINGTON ARMS COMPANY, INC.
发明人
WHIPPLE ERNEST G.
分类号
B21D51/54
主分类号
B21D51/54
代理机构
代理人
主权项
地址
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