Alan Kin-tak Lau

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Hong Kong, HK

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Patents Applicationslast 30 patents

Information Patent Application
Hygienic Rubbish Bin
- Publication number 20090008402
- Publication date Jan 8, 2009
- The Hong Kong Polytechnic University
- Alan Kin-tak Lau
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL