Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4561492 | Element basket assembly for heat exchanger | — | 1985-12-31 |
| 4558732 | Element basket for rotary regenerative heat exchangers | — | 1985-12-17 |
| 4557318 | Means for lifting heating element baskets | — | 1985-12-10 |
| 4552204 | Means for lifting heating element baskets | — | 1985-11-12 |
| 4383572 | Fire detection cleaning arrangement | — | 1983-05-17 |
| 4192372 | Adjustable lever for fire detection system | — | 1980-03-11 |