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Cylindrical Structure
Patent for improvements for hollow structures of cylindrical shape that provides "for formation of such a structure of lumber and metal materials of standard dimensions and shapes that ordinarily can be obtained from commercial stocks, so that the minimum amount of shop work on materials will be required." (lines 18-22)
Date:
May 11, 1920
Creator:
Pearson, Terrell Brooks
System:
The Portal to Texas History
Rubber Tire-Filler With a Flexible Metal Cable in the Center.
Patent for "an improved rubber tire filler which is reinforced by a metal cable or nonstretchable strand or strands to prevent the fillers from slipping while permitting of sufficient flexibility to allow the tire casing to be readily engaged over the filler" (lines 10-15)
Date:
May 11, 1920
Creator:
Needham, Moses W.
System:
The Portal to Texas History
Wire Fabric
Patent for an improvement on wire fabrics for multiple usages. Designed to be used without external fasteners, which in turn increase the durability of the wire.
Date:
May 24, 1920
Creator:
Baker, William E.
System:
The Portal to Texas History
Truck.
Patent for an improvement in trucks adapted for railroad use including handling baggage and freight and allowing the supporting wheels to be arranged with respect to the body of the truck so they can be moved longitudinally.
Date:
May 25, 1920
Creator:
Hall, James T.
System:
The Portal to Texas History