Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4227905 | Process and heat pump for the transfer of heat and cold | Manfred Burger, Waldeman Dukek, Alfred Pretchtl, Rudolf Kalmovicz | 1980-10-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4227905 | Process and heat pump for the transfer of heat and cold | Manfred Burger, Waldeman Dukek, Alfred Pretchtl, Rudolf Kalmovicz | 1980-10-14 |