| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 13 | |
| #2 | United States | 6 | |
| #3 | Spain | 2 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper | |
| #2 | Computer technology | |
| #3 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Typewriters | |
| #2 | Pumps | |
| #3 | Counting mechanisms |
| # | Name | Total Patents |
|---|---|---|
| #1 | Andreas Salzberger | 2 |
| #2 | Anton Demmel | 1 |
| #3 | Walter Dieck | 1 |
| #4 | Johannes Kruger | 1 |
| #5 | Konrad Flader | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ES166332A1 | Improvements introduced in electric drives for small machines | |
| ES159035A1 | Rotary bomb pump | |
| US2238518A | Ribbon spool drive for typewriting machines | |
| US2242699A | Indicator wheel | |
| US2247014A | Tabulating and margin setting mechanism | |
| US2134343A | Device for varying the strength of the type impression in typewriting office machines | |
| US2114659A | Pressing-on device for type-levers |