Patent Model - Knob Attachment
Maker and role
Emery Parker, Patentee
Production date
Oct 06 1885
See full details
Object detail
Media/Materials
Wood, brass
Measurements
3 x 6 x 5 1/2" (7.6 x 15.2 x 14cm)
Description
Parker's patent's objective "is to provide a simple, cheap, and efficient means for securing knobs to the spindles in locks and latches, and particularly to do away with the side screws, which are the most objectionable feature used in the common form or knob and spindle." (Patent Number 327,820)
Collection
Object number
2015.14.3555a,b
Currently on display?
Maker
Public comments
Be the first to comment on this object record.