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经营范围
发明名称
Bleaching
摘要
申请公布号
US1768819(A)
申请公布日期
1930.07.01
申请号
US19210449245
申请日期
1921.03.02
申请人
BRADLEY-MCKEEFE CORPORATION
发明人
BRADLEY LINN;MCKEEFE EDWARD P.
分类号
D06L3/02;D06L3/06;D06L3/10
主分类号
D06L3/02
代理机构
代理人
主权项
地址
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