Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5692447 | Knife mechanism drive for a buttonhole sewing machine | Rudy Papajewski, deceased | 1997-12-02 |
| 5619941 | Clamp for a buttonhole sewing machine | — | 1997-04-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5692447 | Knife mechanism drive for a buttonhole sewing machine | Rudy Papajewski, deceased | 1997-12-02 |
| 5619941 | Clamp for a buttonhole sewing machine | — | 1997-04-15 |