Number | Date | Country | Kind |
---|---|---|---|
4-276175 | Oct 1992 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
2191206 | Schwartz | Feb 1940 | |
4352695 | Tomka | Oct 1982 | |
4360590 | Tomka | Nov 1982 | |
4845023 | Mifume | Jul 1989 | |
5051336 | Inoue et al. | Sep 1991 | |
5264339 | Taverinier et al. | Nov 1993 |
Number | Date | Country |
---|---|---|
313949 | May 1989 | EPX |
367572 | May 1990 | EPX |
0136143 | May 1989 | JPX |
253839 | Nov 1991 | JPX |
Entry |
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Research Disclosure, vol. 176, No. 17643 (Dec. 1978), Kenneth Mason Publications Ltd., p. 26. |
Glafkides, Photographic Chemistry, vol. one, 1958, Fountain Press, pp. 294-295 and 318. |
Rong-gin et al., "Influence of Trace Metal Ions on the Sensitometric Property of the Gelatin Silver Halide Emulsion", Photographic Gelatin, Sep. 1983. |