| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 40 | |
| #2 | France | 7 | |
| #3 | Austria | 1 | |
| #4 | Switzerland | 1 | |
| #5 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Surface technology and coating | |
| #3 | Packaging and shipping | |
| #4 | Engines, pumps and turbines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Adler Dipl-Ing Heinz | 3 |
| #2 | Wiesemann Heinrich | 1 |
| #3 | Hoh Walter | 1 |
| #4 | Buzarovits Gustav | 1 |
| #5 | Linke Heinrich | 1 |
| #6 | Hoh Hahne | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ES150376A1 | A photomechanical copy device | |
| DE495501C | Photographic duplicator | |
| DE380101C | Cassette for reproduction cameras | |
| DE378852C | Device for holding sheets of books in reproduction machines | |
| DE541519C | Swing frame for photographic duplicators | |
| DE468716C | Drawing board for photographic duplicators | |
| DE530531C | Device for clamping and flat spreading of originals and layer carriers on photographic duplicating machines and centrifugal machines |