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Safety Car Net
Patent for safety car-net to be attached to train freight-cars closing the space between adjacent cars and protecting train workers from falling.
Date:
October 9, 1917
Creator:
Matthews, Harrison C.
System:
The Portal to Texas History
Remedial Appliance.
Patent for a remedial appliance, intended to be worn as a bracelet or an "anklet," through which a person receives medication that he/she needs. Such an appliance is intended to improve treatment through facilitating the application of medication throughout the body.
Date:
December 9, 1913
Creator:
Quayle, Sidney
System:
The Portal to Texas History
Protractor
Patent for a new protractor design that is “particularly to a protractor or gage for use by carpenters in cutting the rafters for a building roof” (lines 9-11) including illustrations.
Date:
November 9, 1915
Creator:
Ernest, Albert C.
System:
The Portal to Texas History