Kamfong Tam

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Sai Wan Ho, HK

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Patents Grantslast 30 patents

Information Patent Grant
Surface treating device with top load cartridge-based cleaning system
- Patent number 7,578,020
- Issue date Aug 25, 2009
- S. C. Johnson & Son, Inc.
- Thomas Jaworski
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...

Patents Applicationslast 30 patents

Information Patent Application
Surface treating device with top load cartridge-based cleaning systsem
- Publication number 20060288519
- Publication date Dec 28, 2006
- Thomas Jaworski
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...