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经营范围
发明名称
Dye preparation
摘要
申请公布号
US2043178(A)
申请公布日期
1936.06.02
申请号
US19350043925
申请日期
1935.10.07
申请人
RIT PRODUCTS CORPORATION
发明人
KRITCHEVSKY WOLF
分类号
C09B67/42
主分类号
C09B67/42
代理机构
代理人
主权项
地址
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