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发明名称
Einrichtung zum Auffangen und zur Abfoerderung des beim Streckenvortrieb anfallendenHaufwerks mit Hilfe einer Platte
摘要
申请公布号
DE543973(C)
申请公布日期
1932.02.11
申请号
DED543973D
申请日期
1930.04.20
申请人
HEINRICH-OTTO KAISER
发明人
分类号
E21F13/06
主分类号
E21F13/06
代理机构
代理人
主权项
地址
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