| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 6 | |
| #2 | Austria | 4 | |
| #3 | Canada | 1 | |
| #4 | Switzerland | 1 | |
| #5 | France | 1 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Textiles and paper |
| # | Technology | |
|---|---|---|
| #1 | Photomechanical semiconductor production | |
| #2 | Printing machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Crowe William Edward | 1 |
| #2 | Edward Crowe William | 1 |
| #3 | Company Inc The Prismatone | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE448374C | Device for applying carbon sheets to copper cylinders of printing machines | |
| US1577181A | Method of producing intaglio printing plates or cylinders | |
| DE423948C | Method and device for ensuring accurate registration of the paper web in rotary printing machines o. | |
| DE423949C | Multicolor printing machine | |
| DE423951C | Multicolor rotary printing machine | |
| CA260278A | Printing mechanism | |
| DE423950C | Multicolor rotary printing machine |