Collection
Office of Scientific & Technical Information Technical Reports
237
Congressional Research Service Reports
125
Texas Patents
60
Technical Report Archive and Image Library
41
Texas Attorney General Opinions
37
Government Accountability Office Reports
33
National Advisory Committee for Aeronautics Collection
28
Texas Register
11
TRAIL Microcard Collection
11
Texas State Publications
11
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557 Matching Results
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553 - 557 of
557
Automatic Railway-Gate.
Patent for an automatic railway gate that consists of a picket shaft under the rails, cranks between the rails that are connected to the picket shaft, springs holding the shaft, tread rails that run along the rails and join the cranks, and guide blocks along each tread rail.
Date:
February 13, 1894
Creator:
Warren, Governor D.
Object Type:
Patent
System:
The Portal to Texas History
Car-Replacer.
Patent for a car-replacer that is simple and inexpensive and can be easily set and removed. The replacer has two blocks shaped like triangles and tie rods connecting the blocks.
Date:
February 13, 1894
Creator:
Debose, Albert S.
Object Type:
Patent
System:
The Portal to Texas History
Auxilary Transmission-Case Hanger.
Patent for auxiliary hanger for automobile transmission case. This particular device was designed for use with Ford automobiles, but can be used with other automobiles.
Date:
February 13, 1917
Creator:
Windsor, Samuel T.
Object Type:
Patent
System:
The Portal to Texas History
Automobile Lock.
Patent for "certain new and useful improvements in automobile locks", including instructions and illustrations.
Date:
February 13, 1917
Creator:
Needham, Edmund T.
Object Type:
Patent
System:
The Portal to Texas History
Pipe-Tongs.
Patent for pipe tongs used for rotary well boring machinery. The tongs are designed to be carried with and used by rotary machines.
Date:
February 13, 1912
Creator:
Johnston, Horace G.
Object Type:
Patent
System:
The Portal to Texas History