2013 - Sliding button of chronograph mechanism
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In 2013, Glycine patented the left-hand toothed gear to operate the stopwatch function based of the Valjoux 7754 stopwatch mechanism.
Moving up the lever to start (or stop) time measurement. Moving down the same lever to reset the stopwatch display.
Application: Piotr Sobota
Other records: Timeline of Watchmaking Innovations
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