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Cement Block
Patent for a cement block. This invention relates to building blocks made of artificial stone that are connected by tie rods. Illustration included.
Date:
November 27, 1906
Creator:
Woodiwiss, Jason, Matthew; Deal, Frank L. & Burdg, William J.
System:
The Portal to Texas History
Bracket
Patent for a shelf bracket which can support a shelf with only one bracket.
Date:
April 27, 1909
Creator:
Cockrum, George R.
System:
The Portal to Texas History
Hitching Device
Patent for hitching device for use with hitching posts. Illustration included.
Date:
November 27, 1906
Creator:
Hazlewood, George W. & Robinson, Henry C.
System:
The Portal to Texas History