| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 33 | |
| #2 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Guiding railway traffic | |
| #2 | Mechanical control devices | |
| #3 | Shafts | |
| #4 | Gearing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lebeau Paul | 33 |
| Publication | Filing date | Title |
|---|---|---|
| GB196284A | Improvements in operating and locking devices for railway and like points |