- All sections
- B - Performing operationstransporting
- B21J - Forginghammeringpressing metalrivetingforge furnaces
- B21J 7/12 - Special design or construction with both drive and hammer connected to a fulcrumed lever, e.g. tail hammers the lever being a spring, i.e. spring hammers
Patent holdings for IPC class B21J 7/12
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
|
|---|---|---|
| Hinterkopf GmbH | 20 |
1 |
| Other owners | 0 |