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First Author:tang bingtao
Disigner of the Invention:赵跃珍,张淑芬
Application Number:CN201811577653.0
Authorization Date:2018-12-20
Authorization number:CN109504351A
Pre One:一种弱碱性芳胺重氮盐的制备方法、及其制备叔胺型弱碱性芳胺偶氮染料的方法
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