Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4916274 | Snap action sump pump switch | Joseph L. G. Bouthet | 1990-04-10 |
| D260257 | Combined phonograph, tape player and lighting cabinet | George P. Roegner, Howard Steen, Sig Biener | 1981-08-18 |
| 4250537 | Discotheque simulating home entertainment system | George P. Roegner, Howard Steen, Sig Biener | 1981-02-10 |