Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4364147 | Apparatus for removing particles of dust from the surfaces of flat objects | Heinz Rapp | 1982-12-21 |
| 4353646 | Apparatus for positioning originals in photographic copying machines | Siegfried Bartel, Erich Nagel, Franz Kramer | 1982-10-12 |