Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5673470 | Extended jacket end, double expansion hydroforming | Roger A. Crawford, Wallace J. Poole, Robert A. Shaffer, Donald R. VandePolder | 1997-10-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5673470 | Extended jacket end, double expansion hydroforming | Roger A. Crawford, Wallace J. Poole, Robert A. Shaffer, Donald R. VandePolder | 1997-10-07 |