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发明名称
Method of manufacturing gun barrels
摘要
申请公布号
US2901814(A)
申请公布日期
1959.09.01
申请号
US19560575607
申请日期
1956.04.02
申请人
SULLIVAN GEORGE C
发明人
SULLIVAN GEORGE C.
分类号
B21C37/15
主分类号
B21C37/15
代理机构
代理人
主权项
地址
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