Способ изготовления поршневых колец,申请号SU19410045824-传众专利搜索

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发明名称	Способ изготовления поршневых колец
摘要
申请公布号	SU63831(A1)	申请公布日期	1943.11.30
申请号	SU19410045824	申请日期	1941.05.17
申请人	PRYADILOV V.I.;SHKOLNIKOV E.M.	发明人	PRYADILOV V.I.;SHKOLNIKOV E.M.
分类号	B22D25/00	主分类号	B22D25/00
代理机构		代理人
主权项
地址

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