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发明名称
Entwaesserungsvorrichtung fuer ein Flachdach
摘要
申请公布号
DE1955319(A1)
申请公布日期
1971.05.06
申请号
DE19691955319
申请日期
1969.11.04
申请人
HEINZ ESSMANN KG
发明人
BOHM,EBERHARD,DIPL.-ING.
分类号
E04D13/04
主分类号
E04D13/04
代理机构
代理人
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地址
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