Valve mechanism for internal combustion engines,申请号US19310554576-传众专利搜索

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发明名称	Valve mechanism for internal combustion engines
摘要
申请公布号	US1857005(A)	申请公布日期	1932.05.03
申请号	US19310554576	申请日期	1931.08.01
申请人	SCHOTTHOEFER JOSEPH G	发明人	SCHOTTHOEFER JOSEPH G.
分类号	F01L1/46	主分类号	F01L1/46
代理机构		代理人
主权项
地址

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