Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4629225 | Pipe joint for corrosion resistant alloys | — | 1986-12-16 |
| 4246794 | Apparatus and method for ultrasonic inspection of round stock such as tubing, pipe and rod | Harold L. Sheets | 1981-01-27 |