Chow Toon Keh

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Singapore, SG

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Patents Applicationslast 30 patents

Information Patent Application
WALKING AID DEVICE WITH FOLDABLE SEAT
- Publication number 20140183831
- Publication date Jul 3, 2014
- NANYANG POLYTECHNIC
- Zulkifli Bin Mohd Din
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE