Boon Leng CHUA

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Singapore, SG

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Patents Grantslast 30 patents

Information Patent Grant
Vent for a liquid container
- Patent number 9,308,732
- Issue date Apr 12, 2016
- Hewlett-Packard Development Company, L.P.
- Boon Leng Chua
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
VENT FOR A LIQUID CONTAINER
- Publication number 20150328898
- Publication date Nov 19, 2015
- Boon Leng CHUA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS