Resource Type
Counties
3 Matching Results
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Casting-Machine
Patent for a casting machine. Illustrations included.
Date:
April 11, 1911
Creator:
Mills, Virgil H.
System:
The Portal to Texas History
Oil-Burner
Patent for an oil burner for burning crude petroleum and hydrocarbon oils. Illustrations included.
Date:
July 11, 1911
Creator:
Mills, Virgil H. & Mills, John H. T.
System:
The Portal to Texas History
Drop-Pilot or Cow-Catcher.
Patent for an improvement in drop-pilots or cow-catchers for street or steam-railways to allow the cow-catcher to stay higher above the track and be dropped in an emergency to catch large objects and prevent them from being trapped under the wheels. The improvement also contains a device for raising and lowering the cow-catcher, a mechanism for operating the brakes and whistle interdependently, and a single lever for the operator to use to control the various mechanisms.
Date:
April 11, 1916
Creator:
Maxfield, Nelson
System:
The Portal to Texas History