Texas Patents - 370 Matching Results

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Window-Shade

Description: Patent for a window shade which can regulate light or ventilation. Illustrations included.
Date: December 31, 1907
Creator: Stephenson, Errett B.
Partner: UNT Libraries Government Documents Department

Window-Shade and Roller

Description: Patent for a Window-Shade and Roller that does not use springs or analogous devices to coil the curtain around the roller. This device rolls the curtain more evenly.
Date: May 31, 1910
Creator: Lowe, Purley E. & De Young, Blanche
Partner: UNT Libraries Government Documents Department

Window-Shade Holder

Description: Patent for a window shade holder that makes the shade go up and down with the window opening and closing.
Date: December 31, 1912
Creator: Harris, Albert G.
Partner: UNT Libraries Government Documents Department

Wire Stretcher.

Description: Patent for a new and improved wire stretcher. This design utilizes a roller shaft, hand crank, ratchet wheel, and pawl to stretch wires to any desired tautness.
Date: October 31, 1882
Creator: Milby, Robert
Partner: UNT Libraries Government Documents Department

Wireless Break-Key

Description: Patent for a wireless break key that allows a station to just have one aerial line and prevents burn out of the machinery and injury to operators while transmitting messages faster than other wireless devices.
Date: December 31, 1912
Creator: Mobley, Grier P.
Partner: UNT Libraries Government Documents Department

Wrench.

Description: Patent for an adjustable wrench.
Date: October 31, 1911
Creator: Harris, Robert M. & Bottoms, William L.
Partner: UNT Libraries Government Documents Department
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