Automatic darkening filter for welding mask

RU153799SActive Publication Date: 2026-07-06TECMEN ELECTRONICS CO LTD
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Patent Information

Application Number
RU2026501208D
Authority / Receiving Office
RU · RU
Patent Type
Designs
Current Assignee / Owner
Priority Date
2025-09-16
Filing Date
2026-03-16
Publication Date
2026-07-06
Estimated Expiration
2051-03-16

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Abstract

Automatic darkening filter for welding mask
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