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1.
公开(公告)号:US3410848A
公开(公告)日:1968-11-12
申请号:US47172365
申请日:1965-07-13
Applicant: GAF CORP
Inventor: RAUCH EMIL B , WELSH JOHN A
IPC: C07D263/56 , G03C1/12
CPC classification number: C07D263/56 , G03C1/12
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公开(公告)号:US3514450A
公开(公告)日:1970-05-26
申请号:US3514450D
申请日:1965-07-13
Applicant: GAF CORP
Inventor: RAUCH EMIL B , WELSH JOHN A
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3.Anti-fogging and anti-plumming disulfide compound for use in silver halide photographs 失效
Title translation: 防雾和抗放射化合物用于银色照相摄影公开(公告)号:US3447925A
公开(公告)日:1969-06-03
申请号:US3447925D
申请日:1965-10-23
Applicant: GAF CORP
Inventor: DERSCH FRITZ , WELSH JOHN A
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公开(公告)号:US3428629A
公开(公告)日:1969-02-18
申请号:US3428629D
申请日:1965-07-13
Applicant: GAF CORP
Inventor: RAUCH EMIL B , DICKINSON PORT , WELSH JOHN A
IPC: C07D263/56 , C07D85/46 , C09B23/06 , G03C1/52
CPC classification number: C07D263/56
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5.Dehydrodithizone and mercaptotetrazolium salts as silver halide photographic antifoggants and stabilizers 失效
Title translation: 脱水山梨糖醇和麦角硫酸钠盐作为银盐摄影抗菌素和稳定剂公开(公告)号:US3420664A
公开(公告)日:1969-01-07
申请号:US3420664D
申请日:1966-01-03
Applicant: GAF CORP
Inventor: DERSCH FRITZ , WELSH JOHN A
IPC: C07D257/04 , G03C1/34 , G03C1/28
CPC classification number: C07D257/04 , G03C1/346
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