Audio HiFi Dual Spiral Speaker

GB6470884SActive Publication Date: 2025-09-23HUGH RONALD JOHN THOMSON
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Patent Information

Application Number
GB6470884D
Authority / Receiving Office
GB · GB
Patent Type
Designs
Current Assignee / Owner
Filing Date
2025-09-09
Publication Date
2025-09-23
Estimated Expiration
2050-09-09

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Abstract

Audio HiFi Dual Spiral Speaker
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