Number | Date | Country | Kind |
---|---|---|---|
62-282843 | Nov 1987 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4720436 | Ohseto et al. | Jan 1988 | |
4727004 | Tanaka et al. | Feb 1988 | |
4751427 | Barrow et al. | Jun 1988 |
Number | Date | Country |
---|---|---|
224292 | Mar 1986 | JPX |
Entry |
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Tanaka et al.; "Society for Information Display 85"; Digest No. 219; pp. 218-221; 1985. |