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经营范围
发明名称
Vorrichtung zum Aufschleudern und Glaetten von Moertel auf die Innenwand von Rohrleitungen und geschlossenen Kanaelen
摘要
申请公布号
DE1909291(A1)
申请公布日期
1971.05.06
申请号
DE19691909291
申请日期
1969.02.25
申请人
VEB WASSERVERSORGUNG U.ABWASSERBEHANDLUNG DRESDEN
发明人
BRAUN,WALTER
分类号
F16L58/06;B28B19/00
主分类号
F16L58/06
代理机构
代理人
主权项
地址
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