Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838826 | Toy telephones and cords for toy telephones | Robert J. Brown, Roberta Celeste Brown | 1989-06-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838826 | Toy telephones and cords for toy telephones | Robert J. Brown, Roberta Celeste Brown | 1989-06-13 |