| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 5 | |
| #2 | United Kingdom | 5 | |
| #3 | Italy | 4 |
| # | Industry | |
|---|---|---|
| #1 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Vehicle wheels |
| # | Name | Total Patents |
|---|---|---|
| #1 | Trevini Giovanni | 4 |
| Publication | Filing date | Title |
|---|---|---|
| GB2091089A | Castors | |
| GB2091090A | Castors | |
| GB2091088A | Castors | |
| GB2050822A | Castor provided with an automatic blocking device particularly for chairs and the like. | |
| GB2050823A | Castor for chairs and the like |