Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5352279 | Washable pavement chalk composition | Cynthia A. Gale, Frank M. Young | 1994-10-04 |
| 5316514 | Toy vehicle and launcher system | Steven Ellman, Fredric Ellman, Julius Ellman | 1994-05-31 |