Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6595597 | Combined dust cap and position indicating device, particularly for vehicle wheel nuts | Michael Marczynski | 2003-07-22 |
| 6561124 | Position indicator assembly for nuts and or bolts | Michael Marczynski | 2003-05-13 |