Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4723150 | Dust control method and apparatus | Victor B. van Blerk | 1988-02-02 |
| 4538900 | Electrophotographic copying apparatus including drum conditioning apparatus and method | Victor B. van Blerk | 1985-09-03 |