Attachment based on patent No. 289,305, November27, 1883 by Edward Phipps. Curved flanged keys are used to lock the sleeves to the shank. Drawing is from 1888 T.W. Root Hardware catalog. Click on each photo below to view additional images and information.
Specifications
School / Style
WoodManufacturer
Milford Door Knob Co.Circa Dates
C. 1883
Classification
Category WRelated Terms
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