Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4652469 | Smoothing of articles of wood in vibratory abrasive finishing machines and abrasive bodies particularly therefor | Rolf Hiller, Heinrich Vollmer, Klaus Beckschafer, Gunter Kramer | 1987-03-24 |