Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5466915 | Tray transport cart having electromagnetic induction heaters for heating meals to be placed on the trays | Martin Witzig | 1995-11-14 |
| 4606265 | Apparatus for crushing cans | — | 1986-08-19 |