Split type earphone box, earphone assembly and head-mounted device (Chinese)
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2022
- Patent / Electronic Resource
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Title:Split type earphone box, earphone assembly and head-mounted device
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Additional title:分体式耳机盒、耳机组件及头戴式设备
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Patent number:CN114710729
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Patent applicant:
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Patent family:
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Contributors:LIU YAN ( author )
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Publisher:
- New search for: Europäisches Patentamt
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Publication date:2022-07-05
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Type of media:Patent
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Type of material:Electronic Resource
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Language:Chinese
- New search for: H04R
- Further information on International Patent Classification
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Classification:
IPC: H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS, Lautsprecher, Mikrofone, Schallplatten-Tonabnehmer oder ähnliche akustische, elektromechanische Wandler -
Source: