Chi Keung Rudy Chan

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Kowloon, HK

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Patents Applicationslast 30 patents

Information Patent Application
Method and Apparatus for Disinfecting and Deodorizing a Toilet System
- Publication number 20120227586
- Publication date Sep 13, 2012
- WIN UNION DEVELOPMENT LIMITED
- Chi Keung Rudy Chan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE