3 Matching Results

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Improvement in Picket-Fences (open access)

Improvement in Picket-Fences

Patent for improvement for picket fences composed of zig zag settings with their upper ends brought in line and are connected and supported by wires and posts.
Date: October 6, 1874
Creator: McGinty, Robert H.
System: The Portal to Texas History
Improvement in Apparatus for Cooling the Air of Buildings. (open access)

Improvement in Apparatus for Cooling the Air of Buildings.

Patent for improvements to cooling apparatus for buildings, especially distilleries and breweries. Illustration included.
Date: January 6, 1874
Creator: Mühl, Andrew
System: The Portal to Texas History
Improvement in Machines for Sprinkling Cotton-Plants. (open access)

Improvement in Machines for Sprinkling Cotton-Plants.

Patent for a wheeled, horse-drawn machine, "whereby plants are firs dampened with water and then overspread with poisonous powder, the latter being caused by the former to adhere to the plant" (para. 9).
Date: January 6, 1874
Creator: Robinson, William T.
System: The Portal to Texas History