O-ring or gasket seal, tapered pipe thread male connector,申请号US19610102823-传众专利搜索

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发明名称	O-ring or gasket seal, tapered pipe thread male connector
摘要
申请公布号	US3173712(A)	申请公布日期	1965.03.16
申请号	US19610102823	申请日期	1961.04.13
申请人	CRAWFORD FITTING COMPANY	发明人	ZAHURANEC EMERY J.;WENNERSTROM ERLING G.
分类号	F16L15/04	主分类号	F16L15/04
代理机构		代理人
主权项
地址

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