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发明名称
INNENSEITIG AUSGEKLEBTE HOHLELEMENTE ZUR WASSERABLEITUNG
摘要
申请公布号
DD267289(A1)
申请公布日期
1989.04.26
申请号
DD19870311322
申请日期
1987.12.24
申请人
INGENIEURHOCHSCHULE COTTBUS,DD
发明人
SCHULZE,DETLEF,DD;SCHROETER,ULRICH,DD
分类号
E04F17/08;(IPC1-7):E04F17/08
主分类号
E04F17/08
代理机构
代理人
主权项
地址
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