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H04R 1/2857

{Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line for loudspeaker transducers}

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Edits on 16 Mar, 2022
"Entity importer update"
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Golden AI
edited on 16 Mar, 2022
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H04R 1/2853
Edits on 5 Mar, 2022
"Created via: Entity Importer"
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Golden AI
created this topic on 5 Mar, 2022
Edits made to:
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 H04R 1/2857

{Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line for loudspeaker transducers}

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Patent classification
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Cooperative Patent Classification
Website
http://data.epo.org/linked-data/def/cpc/H04R1-2857

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