Back plate and driving spring for machine guns,申请号US19400361596-传众专利搜索

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发明名称	Back plate and driving spring for machine guns
摘要
申请公布号	US2321592(A)	申请公布日期	1943.06.15
申请号	US19400361596	申请日期	1940.10.17
申请人	GREEN SAMUEL G;HOPKINS EDWARD W	发明人	GREEN SAMUEL G.;HOPKINS EDWARD W.
分类号	F41A3/68;F41A3/82	主分类号	F41A3/68
代理机构		代理人
主权项
地址

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