Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D304471 | Connector element for a construction toy | — | 1989-11-07 |
| D304220 | Axle element for a construction toy | — | 1989-10-24 |
| D303689 | Toy construction block | — | 1989-09-26 |
| 4826464 | Pivot structure and pivot joint for construction toy assemblies | — | 1989-05-02 |
| 4802876 | Axle structure and axle joint for construction toy assembly | — | 1989-02-07 |