Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5662477 | Demonstrative puppet for phonetic training of persons having speech and/or hearing disorders | — | 1997-09-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5662477 | Demonstrative puppet for phonetic training of persons having speech and/or hearing disorders | — | 1997-09-02 |