Martyn-Andrew Cadman

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Hauterive, CH

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Patents Grantslast 30 patents

Information Patent Grant
Miniature display device
- Patent number 4,383,255
- Issue date May 10, 1983
- Centre Electronique Horloger S.A.
- Pierre-Andre Grandjean
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS