Patent search ap:("UNITED STATES BORAX CHEM") AND inv:"COLOMBO FRANCESCO" Page 1

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发明授权
Silver nitrate stain removal composition and method for using same 失效
Title translation: 硝酸银染色去除组合物及其使用方法

公开(公告)号：US3434796A

公开(公告)日：1969-03-25

申请号：US3434796D

申请日：1966-02-11

Applicant: UNITED STATES BORAX CHEM

Inventor： COLOMBO FRANCESCO , BABCOCK EDWARD V

IPC: C11D3/39 , C11D7/34 , D06L3/02 , D06L1/00

CPC classification number: C11D7/34 , C11D3/39 , D06L4/12

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