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Electrical Testing Device.
Patent for "improvements in electrical testing devices, and more specifically to an improved fluxmeter for testing the strength of magnets" (lines 13-15).
Date:
March 30, 1920
Creator:
Bierbower, Richard C.
System:
The Portal to Texas History
Electrical Testing Device.
Patent for an electrical device with an improved circuit arrangement in combination with various devices all assembled in compact arrangement on a board which enables to easily locate faults in various electrical apparatus or parts. This electric device is capable of use by anyone who isn't skilled as an electrician.
Date:
March 30, 1920
Creator:
Bierbower, Richard C.
System:
The Portal to Texas History
Reinforced Belt.
Patent for a reinforced belt made with power transmission in mind. It has an improved body which is made up of steel U-shaped chain links embedded in flexible belt material. The belt is strong, flexible, durable, simple, and inexpensive.
Date:
November 30, 1920
Creator:
Shiner, Elliot E.
System:
The Portal to Texas History