Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4731270 | Laminated trough for a spiral concentrator and process for construction of same | John Roeder | 1988-03-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4731270 | Laminated trough for a spiral concentrator and process for construction of same | John Roeder | 1988-03-15 |