Patent Model - Improvement in Fastening Door-Knobs to Their Shanks

Maker and role
Milton Nobles, Patentee
John Nobles, Assignee
Production date
May 30 1865
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Object detail

Porcelain, brass, metal
6 x 2 1/2" (15.2 x 6.4cm)
"The nature of my invention consists in the manner in which I have arranged and combined the turning sleeve or boss, the catch, and check pin or pins with the shank and hub, for the purpose of securing the knob to the shank, and so that it may be readily removed and replaced at any time." (Patent Number 48,024)
Object number
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