Number | Date | Country | Kind |
---|---|---|---|
197 13 371 | Mar 1997 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
5802236 | DiGiovanni et al. | Sep 1998 |
Entry |
---|
Birks et al., "Full 2-D photonic bandgaps in silica/air structures", Electonic Letters, Oct. 26, 1995, vol. 31, No. 22, p. 1941, Oct. 1995. |