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3 Matching Results
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Beam or Girder.
Patent for a new and improved girder. This design is "composed of a vertical web and a flange or flanges, a mass of the metal in a flange or flanges projecting from the web at and near one-half the distance between the axis and the neutral line" (lines 48-53).
Date:
December 24, 1889
Creator:
Cousins, Robert Henry
System:
The Portal to Texas History
Machine for Washing Clothes, Renovating Feathers, Canning, &c.
Patent for a clothes washing and feather renovating machine with a stove for heating water. Illustrations included.
Date:
January 24, 1911
Creator:
McNorton, John T. & Stanley, John S.
System:
The Portal to Texas History
Cotton Elevating, Conveying, and Cleaning Apparatus
Patent for a cotton elevating, conveying, and cleaning apparatus for dealing with seed cotton. Illustration included.
Date:
September 24, 1907
Creator:
Tidwell, Albert F.
System:
The Portal to Texas History