Sheet Metal Fireproof Window
Description:
Patent for a sheet metal, fireproof window. The design is a window where the frame and the sash is constructed out of sheet-metal in order for it to be fireproof. The design also allows the sashes to be opened and held in that position but will close automatically when high temperature air comes into contact with them.
Date:
January 23, 1906
Creator:
Miller, W. H.
Partner:
UNT Libraries Government Documents Department