Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4622910 | Button hole sewing device | Otto Hangarter, Otmar Stillhard | 1986-11-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4622910 | Button hole sewing device | Otto Hangarter, Otmar Stillhard | 1986-11-18 |