FACE SEAL FOR A GATE VALVE SEAT,申请号AU19880018455-传众专利搜索

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发明名称	FACE SEAL FOR A GATE VALVE SEAT
摘要
申请公布号	AU592504(B2)	申请公布日期	1990.01.11
申请号	AU19880018455	申请日期	1988.06.27
申请人	BAROID TECHNOLOGY, INC.	发明人	NORMAN A. NELSON
分类号	F16K3/02;(IPC1-7):F16K3/16;F16K25/00	主分类号	F16K3/02
代理机构		代理人
主权项
地址

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