Emergency escape respirator mouth and nose mask

CN309787676SActive Publication Date: 2026-02-10BEIJING ANYANGTE TECH
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Patent Information

Application Number
CN202530404743.4
Authority / Receiving Office
CN · China
Patent Type
Designs(China)
Current Assignee / Owner
Filing Date
2025-07-11
Publication Date
2026-02-10
Estimated Expiration
2040-07-11

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Abstract

1. The name of the design product: emergency breathing device mouth and nose mask. 2. The use of the design product: for connecting the oxygen generator tank of the emergency chemical oxygen self-rescue breathing device, which is an important protective device for the breathing device. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.
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