KEE-CHIANG CHUNG

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Yunlin County, TW

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Patents Grantslast 30 patents

Information Patent Grant
Fire extinguishing appliance adjustable in foam expansion ratio
- Patent number 9,844,690
- Issue date Dec 19, 2017
- Kee-Chiang Chung
- A62 - LIFE-SAVING FIRE-FIGHTING

Patents Applicationslast 30 patents

Information Patent Application
FIRE EXTINGUISHING APPLIANCE ADJUSTABLE IN FOAM EXPANSION RATIO
- Publication number 20160263411
- Publication date Sep 15, 2016
- KEE-CHIANG CHUNG
- A62 - LIFE-SAVING FIRE-FIGHTING