| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 6 | |
| #2 | United States | 4 | |
| #3 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper | |
| #2 | Machines | |
| #3 | Macromolecular chemistry and polymers | |
| #4 | Basic materials chemistry | |
| #5 | Chemical engineering | |
| #6 | Packaging and shipping | |
| #7 | Civil engineering |
| # | Name | Total Patents |
|---|---|---|
| #1 | Heinrich Hartmann | 3 |
| #2 | Schnell Georg | 1 |
| #3 | Heinrich Horstkamp | 1 |
| #4 | Hartmann Heinrich | 1 |
| #5 | Kittler Wolfram | 1 |
| #6 | Hartmann Job-Werner | 1 |
| #7 | Wilhelm Hans | 1 |
| #8 | Baur Reinhold | 1 |
| #9 | Werst Gerhard | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3690946A | Manufacture of magnetic recording media | |
| US2850367A | Machine for the automatic cutting and setting of white peat sods | |
| US2804013A | Stencil attaching means for manifold printer | |
| US1600226A | Duplicating stencil | |
| GB244228A | Improvements in or relating to the method and means for producing stencils for duplicating apparatus |