Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4320910 | Protective shield for a pipe flange connection | John W. McLaren | 1982-03-23 |
| 4246728 | Conduit end treating tool | — | 1981-01-27 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4320910 | Protective shield for a pipe flange connection | John W. McLaren | 1982-03-23 |
| 4246728 | Conduit end treating tool | — | 1981-01-27 |