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发明名称
Einrichtung zum Hereingewinnen und Wegladen im unterirdischen Strebbau
摘要
申请公布号
DE743458(C)
申请公布日期
1943.12.28
申请号
DE1940E053297D
申请日期
1940.01.23
申请人
GEBR. EICKHOFF MASCHINENFABRIK;EISENGIESSEREI
发明人
CUYLEN OTTO
分类号
E21C27/02
主分类号
E21C27/02
代理机构
代理人
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地址
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