| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 10 | |
| #2 | Germany | 4 | |
| #3 | United Kingdom | 2 | |
| #4 | German Democratic Republic | 1 | |
| #5 | USSR (Union of Socialist Soviet Republics) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Cameras |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hempel E | 3 |
| #2 | Hempel Erhard | 3 |
| #3 | Kharald Kubiz | 1 |
| #4 | Kubis Harald Dipl Ing | 1 |
| #5 | Kubis Harald | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2933013A1 | PHOTOGRAPHIC CAMERA | |
| DE2933014A1 | Interlocked film winder for camera - has fail=safe block operating when shutter is not fully cocked | |
| DE2926239A1 | LOCK FOR PHOTOGRAPHIC CAMERAS BY SLIDER | |
| DD133276A1 | Photographic closure | |
| DE2110890A1 | Quick loading cassette for photographic film |