Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5353603 | Dual refrigerant recovery apparatus with single vacuum pump and control means | George R. Outlaw, Fred L. Ptacek, Steven R. Kouzes | 1994-10-11 |
| 5337578 | Trapped air monitor for a refrigerant recovery unit | Fred L. Ptacek, George R. Outlaw | 1994-08-16 |
| 5283099 | Enhanced structural core material | Bruce H. Schrier | 1994-02-01 |