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ELEMENTS
Subclass of:
188 - Brakes
Patent class list (only not empty are listed)
Deeper subclasses:
| Class / Patent application number | Description | Number of patent applications / Date published |
|---|---|---|
| 188218000 | Brake wheels | 147 |
| 188250000 | Shoes | 52 |
| 188234000 | Shoe fasteners | 20 |
| 188264000 | Cooling and lubricating | 20 |
| 188219100 | Beams or beam assemblies | 17 |
| 188265000 | Locks | 10 |