ANNULAR NON-RETURN VALVE,申请号USD3428082-传众专利搜索

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发明名称	ANNULAR NON-RETURN VALVE
摘要
申请公布号	US3428082(A)	申请公布日期	1969.02.18
申请号	USD3428082	申请日期	1965.03.12
申请人	HOERBIGER VENTILWERKE AG.	发明人	ROBERT KOHLER
分类号	F04B39/10;F16K15/10;F16K15/12;(IPC1-7):F01L3/20	主分类号	F04B39/10
代理机构		代理人
主权项
地址

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