Simon K. C. Yung

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Jardines Lookout, HK

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Patents Grantslast 30 patents

Information Patent Grant
Contact lens cleaning apparatus
- Patent number 4,697,605
- Issue date Oct 6, 1987
- SMC Metal Tech Co., Ltd.
- Simon K. C. Yung
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Contact lens cleaning apparatus
- Patent number 4,607,652
- Issue date Aug 26, 1986
- Simon K. C. Yung
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE