Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5692679 | Air purging system for a fuel pumping system supplying fuel to an oil burner | Jack F. Marran | 1997-12-02 |
| 5424554 | Oil-burner, flame-intensity, monitoring system and method of operation with an out of range signal discriminator | Stanley P. Miller | 1995-06-13 |
| 4765308 | Venting system with natural convection cooling | — | 1988-08-23 |
| 4425875 | Wound boiler with removable and replaceable combustion chamber | — | 1984-01-17 |
| 4261299 | Wound boiler | — | 1981-04-14 |