| Number | Date | Country | Kind |
|---|---|---|---|
| 6-3732 | Feb 1994 | JPX |
| Number | Name | Date | Kind |
|---|---|---|---|
| D314957 | Tsukada | Feb 1991 | |
| D331051 | Inukai | Nov 1992 | |
| D331755 | Hiroki et al. | Dec 1992 | |
| D331756 | Sawada et al. | Dec 1992 | |
| D331924 | Sawada et al. | Dec 1992 | |
| D331925 | Sawada et al. | Dec 1992 | |
| D332094 | Sawada et al. | Dec 1992 | |
| D339333 | Sawada et al. | Sep 1993 | |
| D355178 | Sawada et al. | Feb 1995 | |
| 4872061 | Uchiyama | Oct 1989 | |
| 5183431 | Todokoro | Feb 1993 |
| Number | Date | Country |
|---|---|---|
| 0070867 | Apr 1985 | JPX |
| Entry |
|---|
| Radio Shack, 1991 Cat, p. 4. |