Invention Grant
US3899331A Multicolor dye developer diffusion transfer processes with pyrazolo-{8 3,4d{9 {0 pyrimidines
失效
多色染料显影剂扩散转移过程与吡唑并 - {8,4d {9 {0嘧啶
- Patent Title: Multicolor dye developer diffusion transfer processes with pyrazolo-{8 3,4d{9 {0 pyrimidines
- Patent Title (中): 多色染料显影剂扩散转移过程与吡唑并 - {8,4d {9 {0嘧啶
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Application No.: US41578373Application Date: 1973-11-14
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Publication No.: US3899331APublication Date: 1975-08-12
- Inventor: BLOOM STANLEY M , HADZEKYRIAKIDES NICHOLAS S
- Applicant: POLAROID CORP
- Assignee: Polaroid Corp
- Current Assignee: Polaroid Corp
- Priority: US41578373 1973-11-14
- Main IPC: G03C1/34
- IPC: G03C1/34 ; G03C8/16 ; G03C7/00 ; G03C1/06 ; G03C1/40 ; G03C1/48 ; G03C5/30
Abstract:
This application is concerned with the use of pyrazolo(3,4d)pyrimidines in dye developer diffusion transfer processes.
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