Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4263961 | Method and an apparatus for storing heat energy | Ernst Morawetz | 1981-04-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4263961 | Method and an apparatus for storing heat energy | Ernst Morawetz | 1981-04-28 |