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发明名称
Extraction of unsaponifiables from wool grease
摘要
申请公布号
US2499877(A)
申请公布日期
1950.03.07
申请号
US19470787613
申请日期
1947.11.22
申请人
NOPCO CHEMICAL COMPANY
发明人
PORTER ARCHIE B.
分类号
C11C1/02
主分类号
C11C1/02
代理机构
代理人
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地址
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