Resource Type
Counties
Decade
Month
4 Matching Results
Results open in a new window/tab.
Results:
1 - 4 of
4
Ditching-Plow.
Patent for a ditching plow for use in digging shallow ditches.
Date:
March 26, 1912
Creator:
Bruening, Theodore F.
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.
System:
The Portal to Texas History
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
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
System:
The Portal to Texas History