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发明名称
摘要
申请公布号	DE1759253(C3)	申请公布日期	1974.03.21
申请号	DE19681759253	申请日期	1968.04.13
申请人	POLENSKY & ZOELLNER, 5000 KOELNBAYENTHAL	发明人
分类号	E02D29/067;(IPC1-7):E01G3/10	主分类号	E02D29/067
代理机构		代理人
主权项
地址

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