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发明名称
COLOURING METHOD FOR FILAMENTS, THREADS, ETC.
摘要
申请公布号
CA403272(A)
申请公布日期
1942.03.03
申请号
CAD403272
申请日期
申请人
HENRY DREYFUS
发明人
PERCY FREDERICK COMBE SOWTER;REUBEN BETTERIDGE
分类号
主分类号
代理机构
代理人
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