Self-cleaning and lubricating valve tappet,申请号US19440538454-传众专利搜索

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法人/股东/高管

发明名称	Self-cleaning and lubricating valve tappet
摘要
申请公布号	US2404478(A)	申请公布日期	1946.07.23
申请号	US19440538454	申请日期	1944.06.02
申请人	ENGEMANN HERBERT H	发明人	ENGEMANN HERBERT H.
分类号	F01L1/16;F01L1/22	主分类号	F01L1/16
代理机构		代理人
主权项
地址

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