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4 Matching Results
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Pump
Patent for an improvement to lift pumps for deep oil and artesian wells. The improvement is intended to overcome the difficulty of excessive pressure caused by the liquid rising to the surface that makes foot valve inoperable. The design also makes the pump easier to construct as well as stronger and more durable.
Date:
February 15, 1916
Creator:
Haar, G. E.
System:
The Portal to Texas History
Seed-Planter.
Patent for a seed planter. This device is designed to be attached to a lister plow. The seed dropping wheel can house a variety of different seeds.
Date:
March 21, 1916
Creator:
Klingler, Herman A.
System:
The Portal to Texas History
Hose-Coupling
Patent for a hose coupling "designed to couple light or heavy hose sections together without undue wear at the coupling connection" (lines 11-14).
Date:
March 14, 1916
Creator:
Stephens, John Hall
System:
The Portal to Texas History
Automobile Jack
Patent for Automobile Jack
Date:
November 7, 1916
Creator:
Taylor, Alva R.
System:
The Portal to Texas History