| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 19 | |
| #2 | Switzerland | 3 | |
| #3 | Austria | 1 | |
| #4 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Cameras | |
| #2 | Processing photographic materials | |
| #3 | Photosensitive materials |
| # | Name | Total Patents |
|---|---|---|
| #1 | Werkstaette Fuer Feinmechanik | 2 |
| #2 | Feinmechanik G M B H Werkstaet | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB147603A | Photographic camera for series-pictures |