Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5423121 | Automated fin tube process | Arthur H. McElroy, II, Chi K. Chim, Richard A. Deaver | 1995-06-13 |
| 5078827 | Pneumatic mandrel for machining and fusion of plastic pipe | — | 1992-01-07 |