| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Spain | 5 | |
| #2 | Switzerland | 4 | |
| #3 | United Kingdom | 3 | |
| #4 | Austria | 1 | |
| #5 | Canada | 1 | |
| #6 | Denmark | 1 | |
| #7 | Netherlands | 1 | |
| #8 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Clutches and brakes | |
| #2 | Railway brakes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Chaumont Adolphe | 11 |
| Publication | Filing date | Title |
|---|---|---|
| GB191506820A | Improvements in or relating to Brake Blocks for Railway, Tramway and like Vehicles. | |
| AT61066B | Device for connecting the brake pad of vehicles with the brake head. | |
| GB190902743A | Improvements in or relating to Braking Devices for Motor Vehicles. | |
| GB190616319A | Improvements in or relating to Adjusting Devices for Brakes in Tramway and like Cars | |
| CA72765A | Air brake | |
| US737906A | Compressed-air or other similar brake. |