Number | Date | Country | Kind |
---|---|---|---|
3019956 | May 1980 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
4198117 | Kobayashi | Apr 1980 | |
4274705 | Miller | Jun 1981 | |
4274706 | Tangonan | Jun 1981 | |
4289373 | Sugimoto et al. | Sep 1981 | |
4329017 | Kapany et al. | May 1982 |
Number | Date | Country |
---|---|---|
54-3554 | Jan 1979 | JPX |
Entry |
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Kobayashi et al., "Micro-Optics Devices for Branching . . . , " Int'l. Conf. on Int. Optics and O. F. Commun.-Tech. Digest, Tokyo, Jul. 1977, pp. 367-370. |