| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 | |
| #2 | United Kingdom | 3 | |
| #3 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Measurement | |
| #3 | Machine tools | |
| #4 | Machines | |
| #5 | Mechanical elements | |
| #6 | Furniture and games |
| # | Name | Total Patents |
|---|---|---|
| #1 | Herman Casler | 12 |
| #2 | Grimes Charles P | 4 |
| #3 | Casler Herman | 1 |
| #4 | Theodore Williams | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB492737A | Improvements in and relating to cameras | |
| GB490836A | Improvements in holders for photographic films, plates, or other light-sensitive elements | |
| GB466913A | A method of and apparatus for treating photographic pictures with developer and other liquids | |
| US2093032A | Camera | |
| US2074890A | Photographic pack | |
| US2055653A | Method of and apparatus for treating photographic pictures | |
| US1980036A | Exercising machine | |
| US1909658A | Lathe chuck | |
| US1887992A | Brake testing device | |
| US1803169A | Brake-testing device | |
| US1846414A | Brake-testing device | |
| US2006788A | Appliance for testing vehicle wheels | |
| US1808287A | Vehicle wheel gauge | |
| US1391299A | Drill-chuck | |
| US1432278A | Drill chuck |