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发明名称
LEICHTER LUEFTUNGSSCHACHT
摘要
申请公布号
DD233154(A1)
申请公布日期
1986.02.19
申请号
DD19840265410
申请日期
1984.07.19
申请人
BAUAKADEMIE DER DDR,INSTITUT FUER,LANDWIRTSCHAFTLICHE BAUTEN,,DD
发明人
BAEHR,HEINZ,DD;HEERDEGEN,KARSTEN,DD
分类号
E04F17/04;(IPC1-7):E04F17/04
主分类号
E04F17/04
代理机构
代理人
主权项
地址
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