Chung-Chin Huang

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Taichung, TW

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Patents Applicationslast 30 patents

Information Patent Application
Gas control knob that produces vibration and sound during rotation
- Publication number 20070012308
- Publication date Jan 18, 2007
- Chung-Chin Huang
- Ching-Ying Huang
- F24 - HEATING RANGES VENTILATING