Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4581764 | Sack, and a method and apparatus for filling, removing air from, and closing the sack | Hans J. Plock, Helmut Wosch, Walter Baur | 1986-04-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4581764 | Sack, and a method and apparatus for filling, removing air from, and closing the sack | Hans J. Plock, Helmut Wosch, Walter Baur | 1986-04-08 |