Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5295927 | Stepper exercise machine | Adolf H. Friedebach, Paul M. Theisen, John E. Titus | 1994-03-22 |
| D343214 | Cross country ski exerciser | Adolf H. Friedebach, Paul A. Pilosi | 1994-01-11 |