PIPE COUPLER FOR VARIOUS SIZE FLANGES,申请号US19770790963-传众专利搜索

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发明名称	PIPE COUPLER FOR VARIOUS SIZE FLANGES
摘要
申请公布号	US4113283(A)	申请公布日期	1978.09.12
申请号	US19770790963	申请日期	1977.04.26
申请人	YOUNGSTOWN SHEET AND TUBE COMPANY	发明人	CURTIS, WILLIAM M.;HERMANSON, DEAN E.
分类号	F16L37/20;B63B27/34;B67D9/02;F16L37/12;(IPC1-7):F16L23/00	主分类号	F16L37/20
代理机构		代理人
主权项
地址

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