- All sections
- B - Performing operationstransporting
- B21H - Making particular metal objects by rolling, e.g. screws, wheels, rings, barrels, balls
- B21H 1/08 - Making articles shaped as bodies of revolution rings of restricted axial length railway wheel rims
Patent holdings for IPC class B21H 1/08
Total number of patents in this class: 1
10-year publication summary
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
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|---|---|---|
| Hegenscheidt-MFD GmbH & Co. KG | 68 |
1 |
| Other owners | 0 |