Collection
6 Matching Results
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6
Bag-Rack
Patent for a rotating bag rack for use in stores.
Date:
February 27, 1912
Creator:
James, Joseph E.
System:
The Portal to Texas History
Saw-Filing Machine.
Patent for a saw filing machine that keeps the teeth of saws properly aligned, while they are being sharpened.
Date:
February 27, 1912
Creator:
Haltom, Samuel
System:
The Portal to Texas History
Scraper.
Patent for a scraper for floors and walls that attaches to a broom handle.
Date:
February 27, 1912
Creator:
Pettit, Lee
System:
The Portal to Texas History
Pipe Lifting and Lowering Jack.
Patent for a pipe lifting and lowering jack that will hold pipes at various positions in wells.
Date:
February 27, 1912
Creator:
Smith, Thomas Monroe
System:
The Portal to Texas History
Plunger.
Patent for a plunger for use in pumps and air compressors that fits tightly into the cylinders of the machine.
Date:
February 27, 1912
Creator:
Ohmstede, August
System:
The Portal to Texas History
Cut-Off.
Patent for a cut-off for water pipes, which provides a new construction to control the flow of supply of water from a roof.
Date:
February 27, 1912
Creator:
Pruden, John B.
System:
The Portal to Texas History