| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 4 | |
| #2 | France | 4 | |
| #3 | Belgium | 2 | |
| #4 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Electrical machinery and energy | |
| #3 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Locomotives | |
| #2 | Rail vehicle suspensions | |
| #3 | Dynamo-electric machines | |
| #4 | Toys |
| # | Name | Total Patents |
|---|---|---|
| #1 | Traction Electrique Le Materie | 2 |
| Publication | Filing date | Title |
|---|---|---|
| DE1206004B | Bogie drive with one motor designed for narrow-gauge rail vehicles |