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发明名称
Extraktionsverfahren
摘要
申请公布号
DE509813(C)
申请公布日期
1930.10.13
申请号
DE1929C043816D
申请日期
1929.10.06
申请人
JOHS. CROPP;DR. G. KNOTH
发明人
分类号
B01D11/04
主分类号
B01D11/04
代理机构
代理人
主权项
地址
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