Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4681033 | Drive system for belt press | Robert E. Crandall, Kenneth F. Kosulic, Larry C. Smith | 1987-07-21 |
| 4622894 | Belt press load bearing measuring means | Robert E. Crandall, Kenneth F. Kosulic, Larry C. Smith | 1986-11-18 |
| 4519907 | Grit settling basin including vane pump | — | 1985-05-28 |
| 4282102 | Activated sludge wastewater treatment having suspended inert media for biota growth | — | 1981-08-04 |