Gavin K F Ng

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Sha Tin, HK

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Patents Grantslast 30 patents

Information Patent Grant
Simple controller for a power operated tape measure
- Patent number 7,415,777
- Issue date Aug 26, 2008
- Black & Decker Inc.
- David C. Campbell
- G01 - MEASURING TESTING
Information Patent Grant
Simple controller for a power operated tape measure
- Patent number 7,284,339
- Issue date Oct 23, 2007
- Black & Decker Inc.
- David C. Campbell
- G01 - MEASURING TESTING