Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5228729 | Tube tab locking and coupling connector | Donald J. McElroy | 1993-07-20 |
| 5039139 | Tube spring steel tab lock coupling connector and method for connecting telescoping tubes | Donald J. McElroy | 1991-08-13 |