Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5678412 | Method for changing lubricant types in refrigeration or air conditioning machinery using lubricant overcharge | John J. Byrne, Michael E. Shows | 1997-10-21 |
| 5662836 | Fuel jet having stepped needle | — | 1997-09-02 |