| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 20 | |
| #2 | United Kingdom | 3 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Aeroplanes | |
| #2 | Installations for use in connection with aircrafts | |
| #3 | Springs | |
| #4 | Venting or aerating devices | |
| #5 | Pistons and sealings | |
| #6 | Servomotors | |
| #7 | Clutches and brakes | |
| #8 | Vehicle brake control systems | |
| #9 | Cycles | |
| #10 | Load transportation vehicles |
| Publication | Filing date | Title |
|---|---|---|
| GB767859A | Take off and landing gear for aircraft | |
| GB767032A | Bogie type landing gear for aircraft | |
| GB742872A | Method of, and means for, facilitating the take-off of aircraft provided with landing skis |