Collection
Serial/Series Title
7 Matching Results
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1 - 7 of
7
Auto Steering-Lock
Patent for a lock designed to attach to the spokes of a steering wheel with the intention of guarding it from "unauthorized persons" (line 20), including illustrations.
Date:
June 1, 1920
Creator:
Cosby, Luther F.
Object Type:
Patent
System:
The Portal to Texas History
Burner.
Patent for improvements in burners to allow them to use liquid fuel such as oil.
Date:
June 1, 1920
Creator:
Placette, Joeseph G.
Object Type:
Patent
System:
The Portal to Texas History
Kettle-Furnace.
Patent for a kettle furnace of simple construction; a kettle furnace comprising a sheet metal member having bolt openings disposed in pairs near the vertical edge.
Date:
June 1, 1920
Creator:
Sanders, Oscar Perdue
Object Type:
Patent
System:
The Portal to Texas History
Vaporizing Attachment.
Patent for improvements in the vaporizing attachment on a printing press that will allow vapor to be applied to the paper as it goes through the printing press.
Date:
June 1, 1920
Creator:
Pope, Turner T.
Object Type:
Patent
System:
The Portal to Texas History
Rail Joint and Brace.
Patent for an improvement to rail joint structures that extends structural longevity by bracing the rails against each other.
Date:
June 1, 1920
Creator:
Buck, Landon A.
Object Type:
Patent
System:
The Portal to Texas History
Rotary Drilling-Machine.
Patent for well drilling rigs also known as rotaries that provides a new way for controlling the slips that eliminates all danger of injury to workers.
Date:
June 1, 1920
Creator:
Black, Lee J.
Object Type:
Patent
System:
The Portal to Texas History
Biennial Report of the Texas State Library: 1918-1920
Biennial report of the Texas State Library for the years 1918-1920, including the budget and summaries of the library's activities.
Date:
September 1, 1920
Creator:
Texas State Library
Object Type:
Report
System:
The Portal to Texas History