Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4224928 | Cover for solar heat collector | Frank Werner, Lowell A. Kleven, Roger D. Bloomfield | 1980-09-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4224928 | Cover for solar heat collector | Frank Werner, Lowell A. Kleven, Roger D. Bloomfield | 1980-09-30 |