| 2179592 | Roller skate brake | 1939-11-14 | ||
| 2027487 | Brake | 1936-01-14 | ||
| 1834258 | Scooter-coaster | 1931-12-01 | ||
| 1780172 | Electrical condenser | 1930-11-04 | ||
| 1574517 | Propelling mechanism for children's vehicles | 1926-02-23 | ||
| 1333751 | Metal-bending machine | 1920-03-16 | ||
| 1225517 | N/A | 1917-05-08 | ||
| 0621277 | N/A | 1899-03-14 |