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发明名称
Apparatus for rolling rounds
摘要
申请公布号
US2357058(A)
申请公布日期
1944.08.29
申请号
US19420436053
申请日期
1942.03.24
申请人
RAMSAY CHARLES S
发明人
RAMSAY CHARLES S.
分类号
B21B1/18;B21B13/12;B21B35/12;B21B35/14;B21B39/16
主分类号
B21B1/18
代理机构
代理人
主权项
地址
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