Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| D340110 | Bracket for a hot water baseboard heating unit | Ray L. Bull | 1993-10-05 | |
| D339414 | Back plate for a hot water baseboard heating unit | Ray L. Bull | 1993-09-14 | |
| D338716 | End cap for a hot water baseboard heating unit | Ray L. Bull | 1993-08-24 | |
| D338526 | Inside corner for a hot water baseboard heating unit | Ray L. Bull | 1993-08-17 | |
| D338264 | Cover for a hot water baseboard heating unit | Ray L. Bull | 1993-08-10 | |
| D338061 | Cover for a hot water baseboard heating unit | Ray L. Bull | 1993-08-03 | |
| 4756668 | Air intake cover for a blower vacuum apparatus | James R. Gassen | 1988-07-12 | $11,250,000 |