Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5944993 | Screen assembly for vibrating screening machine | John J. Bakula | 1999-08-31 |
| 5868929 | Screen assembly for vibrating screening machine | John J. Bakula | 1999-02-09 |
| 5720881 | Screen assembly for vibrating screening machine | John J. Bakula | 1998-02-24 |
| 5417858 | Screen assembly for vibrating screening machine | John J. Bakula | 1995-05-23 |
| 4882054 | Vibratory screening machine with tiltable screen frame and adjustable discharge weir | Robert G. Derrick | 1989-11-21 |