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发明名称
VERFAHREN ZUR INSTANDHALTUNG VON DACHFLAECHEN,DACHENTWAESSERUNGSANLAGEN UND SCHORNSTEINEN
摘要
申请公布号
DD149100(A1)
申请公布日期
1981.06.24
申请号
DD19800219042
申请日期
1980.02.14
申请人
AHRENS,WERNER,DD;BIRKENHOFER,HUBERTUS,DD;MARCHLOWITZ,GUENTER,DD
发明人
AHRENS,WERNER,DD;BIRKENHOFER,HUBERTUS,DD;MARCHLOWITZ,GUENTER,DD
分类号
E04D11/00;(IPC1-7):E04D11/00
主分类号
E04D11/00
代理机构
代理人
主权项
地址
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