Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4829772 | Method of and device for storing and transforming heat and generating cold | Borislav Bogdanovic, Alfred Ritter | 1989-05-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4829772 | Method of and device for storing and transforming heat and generating cold | Borislav Bogdanovic, Alfred Ritter | 1989-05-16 |