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Artificial Stone Block.
Patent for a new and improved artificial-stone block. This design "consists in the particular formation of the protuberances by which interlocking joints or seams of the building-blocks are attained, the object of which is to so form the prolific protuberances of said blocks as to permit joining them in close proximity on all the sides or faces of the seam, to reduce the binding material for the same and increase the strength of the same" (lines 14-22).
Date:
May 3, 1892
Creator:
Graham, George M.
System:
The Portal to Texas History
Cotton or Hay Press.
Patent for a new and improved baling press. This design consists in "the combination, with the follower-screw, the worm and worm-shaft, the combined worm-gear and nut, and the base-plate having a peripheral ledge . . . of the plate having bearings for said worm shaft and an annular portion which encircles said base-plate, and the bolts which pass through both such annular portion and base-plate for securing them together and to the base-timbers of the press" (lines 73-82).
Date:
May 3, 1887
Creator:
McGowen, Allexander
System:
The Portal to Texas History
Spectacles
Patent for reading glasses. Illustrations included.
Date:
May 3, 1910
Creator:
Donaldson, James W.
System:
The Portal to Texas History
Garbage-Receptacle
Patent for garbage receptacle that exhibits a hinged lid (attached to pail), enabling one to securely open and close the receptacle at will.
Date:
May 3, 1913
Creator:
Lubbock, William L.
System:
The Portal to Texas History
Self-Closing Bundle-Receptacle.
Patent for a receptacle basket that attaches to the side of an automobile and closes automatically using springs and hinges.
Date:
May 3, 1921
Creator:
Cardwell, Charles E.
System:
The Portal to Texas History