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9 Matching Results
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9
Automatic Railway-Switch Operating Mechanism
Patent for an automatic railway switch operating mechanism with improved levers and controls.
Date:
August 8, 1911
Creator:
Hoffmann, Laniel F.
Object Type:
Patent
System:
The Portal to Texas History
Folding Crate
Patent for a foldable crate for transporting poultry, fruits, or vegetables. Illustrations included.
Date:
October 22, 1912
Creator:
Smith, John P.
Object Type:
Patent
System:
The Portal to Texas History
Harvester Bag Carrier
Patent for improvements made to harvester bag carriers so a product does not drag the ground and provides ease of transport.
Date:
December 29, 1914
Creator:
Schertz, Arthur M.
Object Type:
Patent
System:
The Portal to Texas History
Knee-Pad
Patent for "new and useful Improvements in Knee-Pads" (lines 5-6), including instructions and illustrations.
Date:
September 30, 1913
Creator:
Schmitt, William
Object Type:
Patent
System:
The Portal to Texas History
Plow.
Patent for an improvement to the plow by adjusting various devices for better results.
Date:
April 15, 1919
Creator:
Kopplin, Otto E.
Object Type:
Patent
System:
The Portal to Texas History
San Marcos Sheet
Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
Date:
1919
Creator:
United States. Army. Corps of Engineers.
Object Type:
Map
System:
The Portal to Texas History
San Marcos Sheet
Topographic map of a portion of Texas from the United States Geological Survey (USGS) project. The map includes towns, historic or notable sites, bodies of water, and other geologic features. Scale 1:125000
Date:
1911
Creator:
Geological Survey (U.S.)
Object Type:
Map
System:
The Portal to Texas History
Stalk-Cutter
Patent for a cotton stalk cutter. Illustrations included.
Date:
November 1, 1910
Creator:
Werner, Fridolin, Sr.
Object Type:
Patent
System:
The Portal to Texas History
Tire-Heater.
Patent for an improved tire heater that utilizes gasolene (gasoline) or other liquid hydrocarbon burners to encircle a tire and direct jets of flame at it to quickly heat the tire. The tire heater can adapt to fit tires of different sizes.
Date:
June 18, 1918
Creator:
Palmero, Louis M.
Object Type:
Patent
System:
The Portal to Texas History