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Well-Drilling Machine
Patent for improvements in the construction and design of well-drilling machines.
Date:
June 26, 1888
Creator:
Moore, John F.
System:
The Portal to Texas History
Flushing Device
Patent for flushing devices have better toilet seats and providing simple flushing system.
Date:
June 26, 1917
Creator:
Osborn, Claud A.
System:
The Portal to Texas History