Latest Inventions, Goods, Services
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2021
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Invention
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Battery housing structure and button battery.
A battery housing structure and a button battery. ... |
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Invention
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Button battery. A button battery, comprising a pole assembly unit which comprises a first winding... |
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Invention
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Battery housing structure and button battery. A battery housing structure and a button battery. T... |
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Invention
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Button battery. Disclosed is a button battery, comprising a pole assembly unit which comprises a ... |
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2020
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Invention
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Button battery, battery sealing structure, and pre-assembly unit.
A button battery, a battery se... |
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Invention
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Button battery, battery sealing structure, and pre-assembly unit. A button battery, a battery sea... |
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