Yue C. Cheng

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Kowloon, HK

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Patents Grantslast 30 patents

Information Patent Grant
Repertory automatic telephone dialing apparatus wherein a name and...
- Patent number 4,475,013
- Issue date Oct 2, 1984
- International Quartz Ltd.
- Thomas K. P. Lee
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Cord reel assembly
- Patent number 4,390,142
- Issue date Jun 28, 1983
- Yue C. Cheng
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL