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发明名称
Schlagwerkmuehle zur Zerlegung von Kohle in ihre petrographischen Bestandteile
摘要
申请公布号
DE553710(C)
申请公布日期
1932.06.29
申请号
DE1929A058714D
申请日期
1929.08.11
申请人
DR. KARL LEHMANN
发明人
LEHMANN DR. KARL;HOFFMANN DR.-ING. EDWIN
分类号
B02C17/00
主分类号
B02C17/00
代理机构
代理人
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