John Ying Man Wong

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New Territories, HK

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Patents Grantslast 30 patents

Information Patent Grant
Electric shaver
- Patent number 6,826,835
- Issue date Dec 7, 2004
- Raymond Electric (China) Ltd.
- John Ying Man Wong
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Encased electric shaver
- Patent number 6,782,625
- Issue date Aug 31, 2004
- Raymond Electric (China) Ltd.
- John Ying Man Wong
- B26 - HAND CUTTING TOOLS CUTTING SEVERING