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经营范围
发明名称
Preserving agents for animal and vegetable fats, fatty oils, and soap
摘要
申请公布号
US1993771(A)
申请公布日期
1935.03.12
申请号
US19290391706
申请日期
1929.09.10
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
CALCOTT WILLIAM S.;DOUGLASS WILLIAM A.;WALKER HERBERT W.
分类号
C11B5/00
主分类号
C11B5/00
代理机构
代理人
主权项
地址
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