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Hypodermic Syringe.
Patent for a new and improved hypodermic syringe. This design consists in "the combination of a barrel, a sleeve secured to said barrel and having a diaphragm adapted to close the end of the barrel, a needle-carrier having a cylindrical projection working in the sleeve, an outlet-tube secured to the needle-carrier and extending through the diaphragm in the sleeve, and a coiled spring arranged around said tube within the cylindrical projection of the needle-carrier" (lines 71-80).
Date:
April 26, 1887
Creator:
Dunbar, Addison
System:
The Portal to Texas History
Design for a Badge.
Design patent for a badge, "consisting of a plate or body ornamented on one side with the representation of a rising sun, an arm and hand, a serpent, and a shackle and lock" (lines 43-46). The accompanying illustration is not available.
Date:
July 26, 1887
Creator:
Horton, Henry A. R.
System:
The Portal to Texas History
Car-Coupling.
Patent for automatic car-coupling for passenger and freight cars.
Date:
April 26, 1887
Creator:
Ferguson, George Jones
System:
The Portal to Texas History