Patent Grant
D355924
| Number | Name | Date | Kind |
|---|---|---|---|
| D255370 | Hayama et al. | Jun 1980 | |
| D278917 | Sinkoff et al. | May 1985 | |
| D321729 | Maple | Nov 1991 | |
| D345755 | Igo et al. | Apr 1994 |
| Entry |
|---|
| Battat; My Little Keyboard. |
| Sesame Street; Big Bird's Portable Piano. |
| Rhapsody; My Song Maker; Programmable Delux Tote-A-Tune Electronic Keyboard. |
| JTG of Nashville; My Play a Tune Book. |
| Hong Kong Enterprise, Oct. 1989 p. 186 (Electronic Keyboard, Item 8528). |
| Hong Kong Toys, 1987, p. 252 (Phonograph & Piano). |
