Trevor Butcher

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Taunton, GB

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Patents Grantslast 30 patents

Information Patent Grant
Display device
- Patent number 6,594,929
- Issue date Jul 22, 2003
- Trevor Butcher
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
Display device
- Publication number 20020112382
- Publication date Aug 22, 2002
- Trevor Butcher
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Display device
- Publication number 20020112383
- Publication date Aug 22, 2002
- Trevor Butcher
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS