Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5410886 | Method and apparatus for supplementing mechanical refrigeration by the controlled introduction of a cryogen | David Wallace | 1995-05-02 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5410886 | Method and apparatus for supplementing mechanical refrigeration by the controlled introduction of a cryogen | David Wallace | 1995-05-02 |