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Improvement in Coolers for Railroad-Car Journals.
Patent relating to "an apparatus for cooling the journals and boxes of railroad-cars and other vehicles" (lines 27-29). Includes instructions and illustration.
Date:
July 15, 1879
Creator:
Morris, Robert C.
System:
The Portal to Texas History
Syringe
Patent for a syringe. Illustrations included.
Date:
December 15, 1908
Creator:
Hill, Hiram McClung & Farrington, Charles Oliphint
System:
The Portal to Texas History