Collection
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Sash-Balance.
Patent for improvements in window-sash balances, in which the two sashes are connected, “so that they will not only balance but also either may be raised or lowered without affecting the other.” (Lines 17-20) Illustration is included.
Date:
May 26, 1891
Creator:
Christian, James F.
System:
The Portal to Texas History
Washing-Machine.
Patent for a washing machine that has a cylindrical drum with heads, slats, and openings, a door with slats and cross-pieces, a stay that is attached to the bottom of a cross-piece, and a thumb-screw that is countersunk in the stay and holds it in place.
Date:
November 12, 1895
Creator:
King, Theophless J.
System:
The Portal to Texas History