H. T. Cheng

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Taipei, TW

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Patents Grantslast 30 patents

Information Patent Grant
Power-driven tape measure
- Patent number 5,471,761
- Issue date Dec 5, 1995
- H. T. Cheng
- G01 - MEASURING TESTING
Information Patent Grant
Tape recorder stop mechanism
- Patent number 4,803,585
- Issue date Feb 7, 1989
- Lisonic Electronic Co. Ltd.
- H. T. Cheng
- G11 - INFORMATION STORAGE