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Apparatus for Treating Ankylosis of the Knee
Patent for an apparatus for treating knee ankylosis that is ready to use at a moments notice "without unnecessary or nervous shock to the invalid to apply the requisite heat, extension, and flexion to an afflicted part to render it supple and restore to its natural functions". (lines 11-15).
Date:
September 19, 1905
Creator:
Norwood, Robert R.
System:
The Portal to Texas History
Toy
Patent for improvements in the construction, arrangement, and combination of parts used in building articulated toy snakes that mimic the animal's movement. The patent and illustrations describe the shapes of the toy's sections and the manner of their hinged connection to one another.
Date:
September 19, 1922
Creator:
Davis, William Theodore
System:
The Portal to Texas History
Mud-Drum for Boilers
Patent for a mud drum for boilers to prevent the accumulation of sediment and mud in the water. Illustrations included.
Date:
May 19, 1908
Creator:
Stroope, Joseph
System:
The Portal to Texas History