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经营范围
发明名称
Manufacture of cellulose ethers
摘要
申请公布号
US2313866(A)
申请公布日期
1943.03.16
申请号
US19400355600
申请日期
1940.09.06
申请人
HERCULES POWDER COMPANY
发明人
FINLAYSON ALEXANDER S.
分类号
C08B11/02
主分类号
C08B11/02
代理机构
代理人
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地址
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