Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D348313 | Solar unit for use in stock tanks and small ponds to keep water in unfrozen state in winter so animals may drink it | — | 1994-06-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D348313 | Solar unit for use in stock tanks and small ponds to keep water in unfrozen state in winter so animals may drink it | — | 1994-06-28 |