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Blind-Slat Fastener.

Description: Patent for improvements in blind-slat fasteners, in which it holds the blinds so that air can pass through. Illustration is included.
Date: December 14, 1909
Creator: Riley, John Brizendine
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Wind-Turbine.

Description: Patent for improvements to wind motors for turbines "and has for its object to provide a wind turbine of novel structure or arrangement and including means for varying the admission of air currents to the wheel thereof" (lines 10-13).
Date: April 14, 1908
Creator: Gustafson, Claes Viktor
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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