Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6272728 | Self-lubricating thrust rivet and its method of manufacture | Albert Lenac, Antoni Jan Szwedziuk | 2001-08-14 |
| 5860780 | Self-lubricated thrust rivet | Albert Lenac, Antoni Jan Szwedziuk | 1999-01-19 |