Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| T101801 | Apparatus and method for accurately setting a gap between mating surfaces on a copier magnetic brush drum and roller | James E. Bierschbach, Raymond A. Daniels, Robert L. Fey, Ben A. Nilsson | 1982-05-04 |
| 4278342 | Xerographic charging | Jerry C. Andrew | 1981-07-14 |