Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D306642 | Housing for an outdoor coil of an air conditioning system | Dick Chang, Keith V. Eisberg | 1990-03-13 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D306642 | Housing for an outdoor coil of an air conditioning system | Dick Chang, Keith V. Eisberg | 1990-03-13 |