Face mask for supplying filtered temperate air

IN489956001SActive Publication Date: 2026-07-03INDIAN INST OF TECH GUWAHATI +2
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Patent Information

Authority / Receiving Office
IN · IN
Patent Type
Designs
Current Assignee / Owner
INDIAN INST OF TECH GUWAHATI
Filing Date
2026-02-05
Publication Date
2026-07-03

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