Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4324196 | Thermostat attachment for a radiator valve | — | 1982-04-13 |
| 4290553 | Rotary knob for thermostatic valves of radiators | Niels P. G. Graversen | 1981-09-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4324196 | Thermostat attachment for a radiator valve | — | 1982-04-13 |
| 4290553 | Rotary knob for thermostatic valves of radiators | Niels P. G. Graversen | 1981-09-22 |