| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 6 | |
| #2 | United Kingdom | 5 | |
| #3 | Austria | 2 |
| # | Industry | |
|---|---|---|
| #1 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Aeroplanes | |
| #2 | Parachutes |
| Publication | Filing date | Title |
|---|---|---|
| GB148257A | Improvements in aeroplanes | |
| GB148256A | Improvements relating to the propellers and fuel-containers of large aeroplanes | |
| DE319462C | Airplane with closed cabin | |
| DE328626C | Wooden rudder for aircraft | |
| DE319925C | plane | |
| DE325055C | Machine gun arrangement on aircraft | |
| DE320942C | Airplane with closed cabin |