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经营范围
发明名称
Beschickungsvorrichtung fuer Stapelschaechte in Bergwerken
摘要
申请公布号
DE504394(C)
申请公布日期
1930.08.04
申请号
DE1927H112556D
申请日期
1927.08.07
申请人
HINSELMANN, RIESTER & CO. G.M.B.H.
发明人
分类号
E21F13/02
主分类号
E21F13/02
代理机构
代理人
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地址
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