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5 Matching Results
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Ant Trap
Patent for an ant trap. Illustration included.
Date:
April 14, 1908
Creator:
Howard, Martin T.
Object Type:
Patent
System:
The Portal to Texas History
Texas Attorney General Opinion: V-545
Document issued by the Office of the Attorney General of Texas in Austin, Texas, providing an interpretation of Texas law. It provides the opinion of the Texas Attorney General, Price Daniel, regarding a legal question submitted for clarification: Abolishment of office of County Superintendent in Donley County.
Date:
April 14, 1948
Creator:
Texas. Attorney-General's Office.
Object Type:
Text
System:
The Portal to Texas History
Water-Valve.
Patent for a water valve for water delivery systems that does not have standing water around it that can freeze in cold weather.
Date:
April 12, 1910
Creator:
Anthony, Joseph B. & Morris, Robert M.
Object Type:
Patent
System:
The Portal to Texas History
Wrench
Patent for an improvement to wrenches. This wrench uses a sliding jaw system for increased utility.
Date:
April 29, 1920
Creator:
Grogan, Edward W.
Object Type:
Patent
System:
The Portal to Texas History
Road Grader
Patent for a road grader. Illustration included.
Date:
April 5, 1904
Creator:
Braly, Hugh L.
Object Type:
Patent
System:
The Portal to Texas History