Lee-Hsin-Chih Chung

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Chung-Li City, Taoyuan Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Dual-function electrical hand drill
- Patent number 5,451,127
- Issue date Sep 19, 1995
- Lee-Hsin-Chih Chung
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS