Jean P. Chambon

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Montfaucon, FR

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Patents Grantslast 30 patents

Information Patent Grant
Electronic setting for analog timepiece
- Patent number 4,470,707
- Issue date Sep 11, 1984
- Timex Corporation
- Jean P. Chambon
- G04 - HOROLOGY
Information Patent Grant
Electronic time setting for a quartz analog watch
- Patent number 4,445,785
- Issue date May 1, 1984
- Crutcher; William C.
- Jean P. Chambon
- G04 - HOROLOGY