Resource Type
8 Matching Results
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Railway-Switch Operating Means.
Patent for switching the line on a railway track including an example and illustration.
Date:
October 21, 1912
Creator:
Phillips, Carroll
System:
The Portal to Texas History
Fan for Sewing-Machines
Patent for a fan for sewing machines. Illustrations included.
Date:
May 21, 1912
Creator:
Ownby, Albert W.
System:
The Portal to Texas History
Hoisting-Machine
Patent for a new Hoisting-Machine. The Hoisting Machine has improved arrangement of parts that control the device's braking drum. Improving the Hoisting Machine construction is useful for reducing wear on the machine.
Date:
May 21, 1912
Creator:
Johnston, Horace
System:
The Portal to Texas History
Hydraulic Fluid-Compressor
Patent for a hydraulic fluid compressor for gas and air compressors.
Date:
May 21, 1912
Creator:
Hawkins, Alda F.
System:
The Portal to Texas History
Nut-Lock
Patent for a nut lock. Illustrations included.
Date:
May 21, 1912
Creator:
Lance, Andrew M.
System:
The Portal to Texas History
Pump-Rod Coupling
The Patent for a Pump-Rod Coupling. Its creation allows for ease and speed in coupling or uncoupling to the wind mill rod.
Date:
May 21, 1912
Creator:
Massey, James B.
System:
The Portal to Texas History
Rail-Joint-Supporting Device
Patent for a rail joint supporting device to prevent sagging of the tracks.
Date:
May 21, 1912
Creator:
Scott, Walter
System:
The Portal to Texas History
Tube-Clamp
Patent for a tube clamp for holding pipe sections in wells.
Date:
May 21, 1912
Creator:
Krauskope, Oscar
System:
The Portal to Texas History