Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4553402 | Non-reversible multiple-refrigeration-cycle solar apparatus including a variable directing valve mechanism | — | 1985-11-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4553402 | Non-reversible multiple-refrigeration-cycle solar apparatus including a variable directing valve mechanism | — | 1985-11-19 |