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经营范围
发明名称
Gun rifling machine
摘要
申请公布号
US2319451(A)
申请公布日期
1943.05.18
申请号
US19410398646
申请日期
1941.06.18
申请人
THE R. K. LE BLOND MACHINE TOOL COMPANY
发明人
GROENE WILLIAM F.;MEYER WALTER R.
分类号
B23D5/02
主分类号
B23D5/02
代理机构
代理人
主权项
地址
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