LEESTECH SYSTEM CO., LTD.

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Patents Grantslast 30 patents

Information Patent Grant
Headgear-type device for hazardous air quality warning and air qual...
- Patent number 11,857,339
- Issue date Jan 2, 2024
- LEESTECH SYSTEM CO., LTD.
- Jae Hong Lee
- A62 - LIFE-SAVING FIRE-FIGHTING

Patents Applicationslast 30 patents

Information Patent Application
HEADGEAR-TYPE DEVICE FOR HAZARDOUS AIR QUALITY WARNING AND AIR QUAL...
- Publication number 20220330905
- Publication date Oct 20, 2022
- LEESTECH SYSTEM CO.,LTD.
- Jae Hong LEE
- A62 - LIFE-SAVING FIRE-FIGHTING

Trademarklast 30 trademarks