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经营范围
发明名称
Washing of nitrocellulose and the like
摘要
申请公布号
US1978962(A)
申请公布日期
1934.10.30
申请号
US19300452522
申请日期
1930.05.14
申请人
BROWN COMPANY
发明人
SCHUR MILTON O.
分类号
C08B5/04
主分类号
C08B5/04
代理机构
代理人
主权项
地址
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