Guan-Zhon Chen

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Yi Min Tsuen, Pu Hsin Hsiang, Chang Hua Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Adjustable volume dosing dispenser for fish food
- Patent number 5,645,197
- Issue date Jul 8, 1997
- Guan-Zhon Chen
- G01 - MEASURING TESTING