Collection
Serial/Series Title
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5 Matching Results
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5
Concrete and Steel Tie.
Patent for a concrete and steel tie that is durable and holds the rails in place.
Date:
March 21, 1911
Creator:
Westing, Aighting
Object Type:
Patent
System:
The Portal to Texas History
Alarm Device
Patent for an alarm device that is mounted on a house to warn of approaching wind storms.
Date:
March 28, 1911
Creator:
Stamps, William P. & Phillips, William R.
Object Type:
Patent
System:
The Portal to Texas History
Records of Wells, Drillers' Logs, Water-Level Measurements, and Chemical Analyses of Ground Water in Chambers, Liberty, and Montgomery Counties, Texas, 1966-74
Report containing chemical analyses and measurements of ground-water resources in the greater Houston-Galveston region.
Date:
March 1976
Creator:
Naftel, W. L.; Fleming, Bobbie & Vaught, Kenneth
Object Type:
Report
System:
The Portal to Texas History
Rod And Fixture For Wagon End-Gates.
Patent for a new and useful improvement in end gate rods for wagons, including instructions and illustrations.
Date:
March 20, 1900
Creator:
Simmons, Valery Evander
Object Type:
Patent
System:
The Portal to Texas History
Ditching-Plow.
Patent for a ditching plow for use in digging shallow ditches.
Date:
March 26, 1912
Creator:
Bruening, Theodore F.
Object Type:
Patent
System:
The Portal to Texas History