Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6601782 | Disposable spray nozzle assembly | Albert E. Sandholm, John H. Hunter | 2003-08-05 |
| 5339527 | Wrecking tool II | — | 1994-08-23 |
| 5249709 | Cartridge system for dispensing predetermined ratios of semi-liquid materials | George J. Duckworth | 1993-10-05 |