Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4867771 | Tensioning device for bag filters | Robert E. Mace | 1989-09-19 |
| 4813985 | Tensioning device for bag filters | Robert E. Mace | 1989-03-21 |
| 4671812 | Tensioning device for bag filters | Robert E. Mace | 1987-06-09 |
| 4597783 | Tensioning device for bag filters | Robert E. Mace | 1986-07-01 |