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经营范围
发明名称
ORE FLOTATION AGENT
摘要
申请公布号
CA339815(A)
申请公布日期
1934.03.06
申请号
CAD339815
申请日期
申请人
THE AMERICAN CYANAMID COMPANY
发明人
STUART A. FALCONER;LUDWIG J. CHRISTMANN
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