Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4937981 | Centrifugal-force vibratory grinding machine | — | 1990-07-03 |
| 4620394 | Device for slide grinding | Volker Mehnert | 1986-11-04 |
| 4498986 | Vibratory container for flocculation of the waste water obtained upon vibratory abrasive finishing | Klaus Beckschafer, Helmut Pruller | 1985-02-12 |
| 4428161 | Annular trough-shaped vibrating scouring container | Carl K. Walther, Hubert P. Hageluken | 1984-01-31 |
| 4295300 | Flap arranged on discharge and separating devices of vibratory abrasive containers | Carl K. Walther | 1981-10-20 |
| 4195447 | Vibration abrasive container | Carl K. Walther, Henning D. Walther, Hubert P. Hageluken | 1980-04-01 |