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发明名称
CELLULOSE ETHER RECOVERY
摘要
申请公布号
CA383557(A)
申请公布日期
1939.08.22
申请号
CAD383557
申请日期
申请人
THE DOW CHEMICAL COMPANY
发明人
WILLIAM R. COLLINGS
分类号
主分类号
代理机构
代理人
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