| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 7 | |
| #2 | Germany | 2 | |
| #3 | United Kingdom | 2 | |
| #4 | Switzerland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Mechanical elements | |
| #3 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Supplying combustion engines | |
| #2 | Pipes | |
| #3 | Parachutes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bichler Charles-Henri | 1 |
| #2 | Etablissements Air-Securite | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE509333C | Device for preventing flames from flashing back into the carburetor of internal combustion engines | |
| GB283229A | Improvements in or relating to propulsion control systems for aircraft | |
| GB283224A | Improvements in or relating to apparatus for preventing backflashing to the carburetters of internal combustion engines |