Grand date display device for a timepiece

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United States of America Patent

PATENT NO 9383723
APP PUB NO 20160124386A1
SERIAL NO

14930998

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Abstract

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The invention concerns a grand date display device that can change from displaying the last day of the month to displaying the first day of the following month by means of a single step of the first and of the second upper plates. This feature avoids the requirement for a correction at the end of months of less than 31 days.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
BLANCPAIN S ASWISS LEBULASUSI

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Robin, Martin Lausanne, CH 4 9

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