Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5073138 | Modular gear and frame toy | Daniel B. Klitsner | 1991-12-17 |
| 5064399 | Play set | Daniel B. Klitsner | 1991-11-12 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5073138 | Modular gear and frame toy | Daniel B. Klitsner | 1991-12-17 |
| 5064399 | Play set | Daniel B. Klitsner | 1991-11-12 |