| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 7 | |
| #2 | Spain | 2 | |
| #3 | Austria | 1 | |
| #4 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Aeroplanes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Albert Rupp | 7 |
| #2 | Rupp Albert | 2 |
| Publication | Filing date | Title |
|---|---|---|
| ES143512A1 | Control mechanism for the variation of the angle of inclination in the wings of aerial helices. | |
| ES126916A1 | A new system of cubes of propeller blades. |