Number | Date | Country | Kind |
---|---|---|---|
9617435 | Aug 1996 | GBX |
Number | Name | Date | Kind |
---|---|---|---|
3718065 | Liber | Feb 1973 | |
3994598 | Reytblatt | Nov 1976 | |
4008960 | Reytblatt | Feb 1977 | |
4378701 | Mountain et al. | Apr 1983 | |
4541059 | Toshihiko | Sep 1985 | |
4713540 | Gilby et al. | Dec 1987 | |
4914487 | Croizer et al. | Apr 1990 | |
5201582 | Lesniak | Apr 1993 | |
5347128 | Puram et al. | Sep 1994 | |
5693889 | Nadolink | Dec 1997 |
Entry |
---|
Optical Properties, vol. 10, pp. 503-519. |