PROTECTION TO PIPES AND PIPELINES,申请号AU19850044720-传众专利搜索

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发明名称	PROTECTION TO PIPES AND PIPELINES
摘要
申请公布号	AU586171(B2)	申请公布日期	1989.07.06
申请号	AU19850044720	申请日期	1985.07.09
申请人	W.R. GRACE LIMITED	发明人	KEITH ANTHONY WINGFIELD
分类号	F16L58/16;(IPC1-7):F16L58/16	主分类号	F16L58/16
代理机构		代理人
主权项
地址

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