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Railroad-Rail Joint
Patent for a railroad rail-joint that does not require holes to be drilled in it.
Date:
February 25, 1913
Creator:
McAdams, William J.
System:
The Portal to Texas History
Drainage-Bottle
Patent for a drainage bottle that can be attached/detached from the person and is used for draining wounds.
Date:
February 19, 1918
Creator:
Wofford, William Fillmore
System:
The Portal to Texas History