Tsang-Huai Chang

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ChangHua, TW

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Patents Grantslast 30 patents

Information Patent Grant
Paper-feeding mechanism for a document duplicating machine
- Patent number 6,073,923
- Issue date Jun 13, 2000
- UMAX Data Systems
- Chin-I Lin
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Paper-loading mechanism for a document duplicating machine
- Patent number 6,073,924
- Issue date Jun 13, 2000
- Umax Data Systems
- Chin-I Lin
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL