Patent Model - Improvement in Stem-Winding and Setting Attachments to Watches

Maker and role
Fritz Theurer (Swiss), Patentee
Production date
Sep 27 1870
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Object detail

Bronze, iron
2 x 1 1/4" (5.1 x 3.2cm)
Theurer's patent "relates to improvements in attachments to watches, for winding and setting them by turning the stem, and consists in an improved arrangement of means, as will be hereinafter described, having for its object, mainly, to provide an arrangement which may be applied to watches already made, as well as to those being made." (Patent Number 107,736)
Object number
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