Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5992491 | System for producing a ring of abrasive sheet elements from which to form a rotary brush | — | 1999-11-30 |
| 5932040 | Method for producing a ring of abrasive elements from which to form a rotary brush | — | 1999-08-03 |
| 5922160 | Method and machine for producing a ring of abrasive sheet elements from which to form a rotary brush | — | 1999-07-13 |