Y-RING SEAL,申请号USD3520544-传众专利搜索

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发明名称	Y-RING SEAL
摘要
申请公布号	US3520544(A)	申请公布日期	1970.07.14
申请号	USD3520544	申请日期	1968.11.06
申请人	PRESSURE SCIENCE INC.	发明人	DUDLEY D. TAYLOR
分类号	F16J15/08;(IPC1-7):F16J15/08	主分类号	F16J15/08
代理机构		代理人
主权项
地址

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