VERFAHREN UND APPARAT ZUR WIEDERHERSTELLUNG DES DURCHMESSERS VON UNTERIRDISCH VERLEGTEN KUNSTSTOFFROHREN.,申请号AT19800302998T-传众专利搜索

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发明名称	VERFAHREN UND APPARAT ZUR WIEDERHERSTELLUNG DES DURCHMESSERS VON UNTERIRDISCH VERLEGTEN KUNSTSTOFFROHREN.
摘要
申请公布号	AT4515(T)	申请公布日期	1983.09.15
申请号	AT19800302998T	申请日期	1980.08.29
申请人	WILLIAMS, RICHARD LEE	发明人	WILLIAMS, RICHARD LEE
分类号	E02B11/00;E02D7/18;E03F3/06;F16L1/00;F16L55/00;(IPC1-7):F16L1/00	主分类号	E02B11/00
代理机构		代理人
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地址

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