Number | Date | Country | Kind |
---|---|---|---|
63-67375 | Mar 1988 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3885093 | Mooney | May 1975 | |
4739198 | Marayama | Apr 1988 | |
4785203 | Nakamura | Nov 1988 | |
4794564 | Watanabe | Dec 1988 | |
4864164 | Ohshima et al. | Sep 1989 | |
4873673 | Hori et al. | Oct 1989 |
Number | Date | Country |
---|---|---|
190792 | Aug 1986 | JPX |
Entry |
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National Convention Record, The Institute of Electronics; Information and Communication; part 2, pp. 2-218, 1987. |