Patent Model - Door-Knob
Maker and role
William Hughes, Patentee
Production date
May 17 1881
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Object detail
Media/Materials
Brass, iron
Measurements
3 1/2" (8.9cm)
Description
Hughes' patent "consists in a knob-spindle provided at one or both ends with a screw-thread cut on its corners, so as to leave one or more blank spaces running lengthwise along said spindle longitudinally..." (Patent Number 241,664)
Collection
Object number
2015.14.3334
Currently on display?
Maker
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