Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9743776 | Mattress lifting system | — | 2017-08-29 |
| 4306134 | Arc welding pipe apparatus | Clyde M. Slavens, Edward A. Clavin, James E. Alleman, Edgar H. Douglas | 1981-12-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9743776 | Mattress lifting system | — | 2017-08-29 |
| 4306134 | Arc welding pipe apparatus | Clyde M. Slavens, Edward A. Clavin, James E. Alleman, Edgar H. Douglas | 1981-12-15 |