Patent Model - Improvement in Slate-Washers
Maker and role
Levi Lyman (b.1828, d.1894), Patentee
Edward Boell (b.1848, d.1924), Patentee
Production date
Feb 02 1875
See full details
Object detail
Media/Materials
Wood, sponge
Measurements
16 1/2 x 16 1/4 x 2 1/4" (41.9 x 41.3 x 5.7cm)
16 1/2" (41.9cm)
16 1/4" (41.3cm)
2 1/4" (5.7cm)
16 1/2" (41.9cm)
16 1/4" (41.3cm)
2 1/4" (5.7cm)
Description
Lyman and Boell's patent "consists of a water-receptacle convenient for holding with the hand, and having attached to one side of it a sponge. A valve provided with a spring opens inwardly, and permits the water contained in the vessel to drop upon the slate when the valve-stem is pressed by the finger, after which the sponge is applied for cleaning..." (Patent Number 159,274)
Collection
Object number
2015.14.1878
Currently on display?
Public comments
Be the first to comment on this object record.