Number | Date | Country | Kind |
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40 33 415.5 | Oct 1990 | DEX |
This is a division of application Ser. No. 07/777,832, filed Oct. 10, 1991, now U.S. Pat. No. 5,196,441.
Number | Name | Date | Kind |
---|---|---|---|
3510492 | Szmuszkovicz | May 1970 | |
4554277 | Wong | Nov 1985 | |
4673631 | Fukumoto et al. | Jun 1987 |
Number | Date | Country |
---|---|---|
0005782 | May 1979 | EPX |
0376072 | Dec 1989 | EPX |
0820736 | Jul 1936 | FRX |
1935458 | Jun 1969 | DEX |
Entry |
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Chemical Abstracts, vol. 94, No. 25, Abstract No. 206,197u, p. 374, Jun. 22, 1981. |
English Translation of FR-820,736 (cited previously). |
J. Cunningham, et al. "The Radioautographical Localization in the Verterbrate Retina of . . . "Exp. Eye Res. (1981). 32, 445-450. |
Rosa M. Campbell, Science, 1952, p. 82. |
Washington, Science, vol. 115, p. 84 (1952). |
Number | Date | Country | |
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Parent | 777832 | Oct 1991 |