Engine auxiliary drive unit with 6-speed automatic transmission built in bicycle wheel hub

GB202506529D0Pending Publication Date: 2025-06-11WANG GANG
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Patent Information

Application Number
GB2025006529
Authority / Receiving Office
GB · GB
Patent Type
Applications
Current Assignee / Owner
Priority Date
2025-01-17
Filing Date
2025-04-30
Publication Date
2025-06-11
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