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发明名称
Vorrichtung zum Trocknen und Erhitzen von Schotter u. dgl.
摘要
申请公布号
DE520439(C)
申请公布日期
1931.03.11
申请号
DED520439D
申请日期
1927.03.31
申请人
OESTERREICHISCHE BAMAG-BUETTNER-WERKE A.-G.
发明人
HEYNEN ROBERT
分类号
E01C19/05
主分类号
E01C19/05
代理机构
代理人
主权项
地址
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