Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5676483 | Laterally adjustable armrest for a chair | — | 1997-10-14 |
| 5660509 | Key duplicating machine with bottom clearance | Stephan W. Cole, Ronald B. Berringer, Hugh F. Groth, Eric R. Hammonds, Anthony Nicholas +4 more | 1997-08-26 |