Improvements in poppet valves for internal combustion engines and in methods of making such valves,申请号GB19540016707-传众专利搜索

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发明名称	Improvements in poppet valves for internal combustion engines and in methods of making such valves
摘要
申请公布号	GB754592(A)	申请公布日期	1956.08.08
申请号	GB19540016707	申请日期	1954.06.08
申请人	GENERAL MOTORS CORPORATION	发明人
分类号	F01L3/04	主分类号	F01L3/04
代理机构		代理人
主权项
地址

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