Teaching aids

VN30045869S1Active Publication Date: 2026-09-15LÊ THỊ HOÀI PHƯƠNG
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Patent Information

Application Number
VN3202502035
Authority / Receiving Office
VN · VN
Patent Type
Designs
Current Assignee / Owner
Filing Date
2025-08-12
Publication Date
2026-09-15
Estimated Expiration
2040-08-12

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