Number | Date | Country | Kind |
---|---|---|---|
2752046 | Nov 1977 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3212900 | Oguchi | Oct 1965 | |
3291607 | Dersch | Dec 1966 | |
3597214 | Mackey et al. | Aug 1971 | |
3615612 | Mackey et al. | Oct 1971 | |
3647439 | Bass | Mar 1972 | |
3679423 | Pollet | Jul 1972 | |
3706569 | Gilman et al. | Dec 1972 | |
3772023 | Nakajima et al. | Nov 1973 | |
4066461 | Shimamura et al. | Jan 1978 |
Entry |
---|
Kuwabara "Effects of Acetylene Derivatives on Photographic Emulsions", Bulletin of the Society of Scientific Photography of Japan, No. 16, Dec. 1966, pp. 13-23. |
Number | Date | Country | |
---|---|---|---|
Parent | 961217 | Nov 1978 |