A fastening device with an interchangeable bracelet timepiece.
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Calendar display device for mechanical wrist watch, has direct kinematic link between disk of months and disk of days or dates for automatic indexing between inscriptions on disk of days or dates and inscriptions on dial depending on month
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Mechanism indication of the moon phases.
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Organ regulator comprising at least two balance wheels, a movement, and timepiece including such a body.
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Method for fixing pieces by freezing and apparatus for implementing the PROCESS.
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Time piece
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Machine for straightening metal wire - draws wire unwound from coil across device, including support set in rotation about axis coinciding with direction of traction on the wire, and carrying several rings mounted along the support axis
