Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6742538 | Method and apparatus for orbital and seal welded relief device on a compressed gas cylinder | Franklin B. Piehl, Dennis C. Hatfield | 2004-06-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6742538 | Method and apparatus for orbital and seal welded relief device on a compressed gas cylinder | Franklin B. Piehl, Dennis C. Hatfield | 2004-06-01 |