| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 9 | |
| #2 | Germany | 2 | |
| #3 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Measurement | |
| #3 | Machines | |
| #4 | Weapons |
| # | Technology | |
|---|---|---|
| #1 | Cameras | |
| #2 | Optical systems | |
| #3 | Weapon sights | |
| #4 | Radio navigation | |
| #5 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kamillo Kallusch | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE745434C | Device for rotating the entry prism of optical devices, in particular sight telescopes | |
| US2258014A | Illuminating device for enlarging or projecting apparatus |