- All sections
- H - Electricity
- H01K - Electric incandescent lamps
- H01K 9/06 - Lamps having two or more incandescent bodies separately heated to provide substitution in the event of failure of one of the bodies with built-in device, e.g. switch, for automatically completing circuit of reserve body
Patent holdings for IPC class H01K 9/06
Total number of patents in this class: 0
10-year publication summary
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
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All patents
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This class
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| Other owners | 0 |