Sash-Lock
Description:
Patent for a window sash lock which allows window sashes to "be adjusted to any desired position in the window-frame and locked in the said position" (lines 12-14) as well as to "be readily released from its locked position when it is desired to adjust the window sash" (lines 17-19), including illustrations.
Date:
August 13, 1918
Creator:
Keller, John
Partner:
UNT Libraries Government Documents Department