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Adjustable Cultivator-Tooth Seat.
Patent for certain new and useful improvements in adjustable cultivator tooth seats, including instructions and illustrations.
Date:
June 7, 1898
Creator:
Shofield, James Drummond
System:
The Portal to Texas History
Methods and Systems for Indoor Navigation
Patent relating to methods and systems for indoor navigation.
Date:
October 13, 2011
Creator:
Dantu, Ram
System:
The UNT Digital Library
Lift for Gin-Breasts.
Patent for safely positioning the gin breast by including a operating lever to raise, swing, or lower the breast.
Date:
June 7, 1921
Creator:
Pool, Charles R. P.
System:
The Portal to Texas History
Well Drilling Machinery.
Patent for new and improved well-drilling machinery. This design "is to make a well-drilling machine which will drop the drill at the proper time and from the proper height" (lines 11-14). It consists in "the bevel-wheel having cam on its periphery and arranged loosely on a vertical shaft, a bevel-pinion fast on power-shaft, a loose drum sliding on [the] shaft, the spring, and collar, in combination with the drill-rope" (lines 69-74).
Date:
June 7, 1892
Creator:
Lee, Joseph G.
System:
The Portal to Texas History
Kitchen Cabinet
Patent for a kitchen cabinet.
Date:
June 7, 1904
Creator:
Rosser, Virgil O.
System:
The Portal to Texas History