VORRICHTUNG ZUM AUSGLEICH ZWISCHEN DEM WASSERSTAND VON SCHIFFAHRTSKANAELEN U.DGL. UND EINEM HOEHER LIEGENDEN GRUNDWASSERSPIEGEL MITTELS RUECKSCHLAGVENTILEN,申请号DE19671634168-传众专利搜索

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发明名称	VORRICHTUNG ZUM AUSGLEICH ZWISCHEN DEM WASSERSTAND VON SCHIFFAHRTSKANAELEN U.DGL. UND EINEM HOEHER LIEGENDEN GRUNDWASSERSPIEGEL MITTELS RUECKSCHLAGVENTILEN
摘要
申请公布号	DE1634168(B2)	申请公布日期	1973.01.11
申请号	DE19671634168	申请日期	1967.07.22
申请人		发明人
分类号	E02B5/02;E02D29/02;E02D31/10;(IPC1-7):E02B3/16	主分类号	E02B5/02
代理机构		代理人
主权项
地址

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