Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620039 | Apparatus for providing a slidingly-separable connection between a movable barrier and a means for guiding the barrier | Walenty Kalempa | 1997-04-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5620039 | Apparatus for providing a slidingly-separable connection between a movable barrier and a means for guiding the barrier | Walenty Kalempa | 1997-04-15 |