Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D270292 | Upper grate section for sliding cast iron grate assembly | — | 1983-08-23 |
| D267268 | Cast iron grate for solid fuel burning stoves and the like | — | 1982-12-14 |
| D267266 | Cast iron grate for coal burning stoves and the like | — | 1982-12-14 |
| D267079 | Dual thermostat temperature and time circuit control assembly | — | 1982-11-30 |
| D267096 | Power control unit for environmentally-controlled poultry buildings or the like | — | 1982-11-30 |
| D265900 | Static pressure control assembly for environmentally controlled buildings and the like | — | 1982-08-24 |
| 4339789 | Flood light aiming method | Donald E. Husby, Jerry L. Ewing | 1982-07-13 |
| D263420 | Combined stove door supported thermostat and damper shielding housing with access shielding lower barrier | — | 1982-03-16 |
| D262400 | Combined stove thermostat and damper shielding housing with nameplate supporting flip cover | — | 1981-12-22 |
| D261801 | Pathological waste incinerator with counterbalanced access door and lower stack section | — | 1981-11-10 |
| 4281327 | Range corrector circuit for a bistatic passive radar display | Lawrence M. Frazier | 1981-07-28 |
| D257544 | Poultry watering valve | — | 1980-11-18 |
| D257543 | Poultry watering valve | — | 1980-11-18 |
| D256643 | Tape rack | — | 1980-09-02 |
| 4196000 | Photographic film unit | — | 1980-04-01 |