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发明名称
Plumping leather with a sol of large silica particles
摘要
申请公布号
US2663614(A)
申请公布日期
1953.12.22
申请号
US19500190874
申请日期
1950.10.18
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
HAAG IVAN L.
分类号
C14C9/00
主分类号
C14C9/00
代理机构
代理人
主权项
地址
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