Patent Model - Improvement in Hollow Staffs for Watches
Maker and role
William Belcher, Patentee
David Plume, Patentee
Production date
Sep 14 1875
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Object detail
Media/Materials
Iron
Measurements
3/4" (1.9cm)
Description
Belcher and Plume's patent provides "for lever watches of all kinds an improved staff, which may be quickly replaced when one of the pivots is broken off, without in the least interfering with the balance-wheel or other parts." (Patent Number 167,634)
Collection
Object number
2015.14.2020
Currently on display?
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