Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6941964 | Safety device for propane tanks | James Hess, William Y. Potter | 2005-09-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6941964 | Safety device for propane tanks | James Hess, William Y. Potter | 2005-09-13 |