Lau Hee Wing

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KLN, HK

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Patents Grantslast 30 patents

Information Patent Grant
Paper shredder
- Patent number D660907
- Issue date May 29, 2012
- Techtronic Floor Care Technology Limited
- Lau Hee Wing
- D18 - Printing and office machinery
Information Patent Grant
Paper shredder
- Patent number D618275
- Issue date Jun 22, 2010
- Royal Appliance Mfg. Co.
- Lau Hee Wing
- D18 - Printing and office machinery
Information Patent Grant
Paper shredder
- Patent number D616490
- Issue date May 25, 2010
- Techtronic Floor Care Technology Limited
- Ng Mun Lung
- D18 - Printing and office machinery
Information Patent Grant
Paper shredder
- Patent number D614690
- Issue date Apr 27, 2010
- Techtronic Floor Care Technology Limited
- Lau Hee Wing
- D18 - Printing and office machinery
Information Patent Grant
Paper shredder
- Patent number D602983
- Issue date Oct 27, 2009
- Royal Appliance Mfg. Co.
- Benson Cheung Chun Kit
- D18 - Printing and office machinery
Information Patent Grant
Paper shredder
- Patent number D602982
- Issue date Oct 27, 2009
- Royal Appliance Mfg. Co.
- Benson Cheung Chun Kit
- D18 - Printing and office machinery