| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 5 | |
| #2 | Germany | 3 | |
| #3 | United States | 3 | |
| #4 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Optics |
| # | Technology | |
|---|---|---|
| #1 | Cameras |
| # | Name | Total Patents |
|---|---|---|
| #1 | Edward Hillery-Collings Charle | 3 |
| #2 | Hillery-Collings Charles Edwar | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US1993884A | Photographic camera convertible to projector | |
| US1960082A | Film charging device for use with cinematographic cameras and projectors | |
| DE605047C | Cinematographic device | |
| DE591661C | Cinematographic device | |
| DE596923C | Gripper control for cinematographic cameras or projection apparatus | |
| US1946310A | Means for intermittently traversing photographic films and obtaining synchronized film and shutter movements in cinematographic cameras and projectors | |
| CA352320A | Cinematographic camera and projector | |
| CA352319A | Focussing means for photographic cameras and projectors |