| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Canada | 3 | |
| #3 | Austria | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Textiles and paper |
| # | Technology | |
|---|---|---|
| #1 | Cameras | |
| #2 | Photomechanical semiconductor production | |
| #3 | Printing machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Boedicker Herman C | 11 |
| Publication | Filing date | Title |
|---|---|---|
| US1805202A | Photo composing screen and plate holder | |
| US1787662A | Method of photographic composing for printing plates and apparatus therefor | |
| US1525798A | Photolitho machine | |
| US1510646A | Negative glass and means for holding same | |
| US1552817A | Photolitho machine | |
| US1327752A | Combination-machine for making photoprints on printing-plates by direct contact or projection printing | |
| US1258982A | Printing-plate device. | |
| CA230588A | Photolitho machine | |
| CA320053A | Press for printing surfaces on cylinders | |
| CA251348A | Photo-litho machine |