Swage rifling method and apparatus,申请号US19590838817-传众专利搜索

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发明名称	Swage rifling method and apparatus
摘要
申请公布号	US3071840(A)	申请公布日期	1963.01.08
申请号	US19590838817	申请日期	1959.08.30
申请人	DOUGLAS GERALD R	发明人	DOUGLAS GERALD R.
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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