Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4722508 | Valve on processing plant | Hans Weibel, Martin Steiner | 1988-02-02 |
| 4592835 | Pressure filter | Albert D. Evans, Hans Weibel | 1986-06-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4722508 | Valve on processing plant | Hans Weibel, Martin Steiner | 1988-02-02 |
| 4592835 | Pressure filter | Albert D. Evans, Hans Weibel | 1986-06-03 |