Resource Type
Counties
4 Matching Results
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Aeroplane
Patent for an improvement to aeroplanes which includes movable horizontal and vertical planes (or curtains).
Date:
February 25, 1911
Creator:
Blewett, Baxter W.
System:
The Portal to Texas History
Rail Fastener
Patent for rail fasteners. This invention is meant to eliminate the use of railroad spikes in railroad construction.
Date:
March 19, 1918
Creator:
Gee, Alexander H.
System:
The Portal to Texas History
Safety-Brake for Elevators
Patent for lateral pawls to brake the elevator in the event of a cable brake.
Date:
March 10, 1911
Creator:
Mounts, Edison J.
System:
The Portal to Texas History
Fruit-Jar and Bottle Cleaner.
Patent for a cleaning device that navigates narrow openings of containers, such as bottles and jars, and opens to clean the interior walls of the receptacle.
Date:
March 4, 1919
Creator:
Hunter, Walter L.
System:
The Portal to Texas History