Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D304961 | Toy construction element | — | 1989-12-05 |
| D300937 | Toy sketching device | Mieko Yabushita | 1989-05-02 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D304961 | Toy construction element | — | 1989-12-05 |
| D300937 | Toy sketching device | Mieko Yabushita | 1989-05-02 |