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3 Matching Results
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Automatic Printing Device
Patent for "improvements in automatic printing devices. . .whereby the printing is effected b the movement of the paper or fabric on which the printing is done" (lines 10-16).
Date:
July 23, 1889
Creator:
Barradall, Norborne D. & Bradley, Andrew Jackson
Object Type:
Patent
System:
The Portal to Texas History
Occurrence, Availability, and Chemical Quality of Ground Water in the Cretaceous Aquifers of North-Central Texas: Volume 2
The second volume of a two part report on the Creataceous aquifers in Texas. This volume contains information on water wells, water levels, and chemical analyses.
Date:
July 1982
Creator:
Nordstrom, Philip L.
Object Type:
Report
System:
The Portal to Texas History
Tractor
Patent for improvements to tractors which are designed with the driver's seat positioned on the trailing unit. The improvements allow for tools to be attached in such a way cultivating may be done near fences and other common obstructions.
Date:
July 1, 1918
Creator:
Chenoweth, William B.
Object Type:
Patent
System:
The Portal to Texas History