Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5655675 | Storage rack system with fire extinguishing device | William L. Clark | 1997-08-12 |
| 5636755 | Storage rack system with fire extinguishing device | — | 1997-06-10 |
| 5526945 | Storage rack having support beam with channel profile and inclinded surface | William L. Clark | 1996-06-18 |
| 5435427 | Roller track having internally welded spindles for storage rack, roller conveyor, or similar apparatus | — | 1995-07-25 |
| 5386917 | Storage rack system with fire extinguishing device | William L. Clark | 1995-02-07 |
| 5368174 | Storage rack beam having surface enabling indicia at high or low elevation to be easily read | William L. Clark | 1994-11-29 |