VALVE STEM SEAL,申请号CAD907084-传众专利搜索

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发明名称	VALVE STEM SEAL
摘要
申请公布号	CA907084(A)	申请公布日期	1972.08.08
申请号	CAD907084	申请日期
申请人	GENERAL MOTORS CORPORATION	发明人	CARL W. LESSER
分类号	F01L3/08;F16K41/04;(IPC1-7):F16K41/04	主分类号	F01L3/08
代理机构		代理人
主权项
地址

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