Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4230030 | Machine and method for manufacturing square or flat bottom bags having movable positions or stations including the use of a mandrel | Violet Hanson | 1980-10-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4230030 | Machine and method for manufacturing square or flat bottom bags having movable positions or stations including the use of a mandrel | Violet Hanson | 1980-10-28 |