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Automatic Electric Switch
Patent for an automatic electric switch. This invention consists of a series of switches and a rotary switch run by electromagnetic key operating motor. Illustration included.
Date:
December 15, 1903
Creator:
Guthrie, William S.
System:
The Portal to Texas History
Torpedo Receptacle
Patent for a torpedo receptacle. This invention is an improvement for use with railroad lanterns. Illustration included.
Date:
December 15, 1903
Creator:
Barnett, John B.
System:
The Portal to Texas History
Spudding and Pipe Driving Machine
Patent for a spudding and pipe driving machine. This invention comprises "two oppositely disposed engines, a block and tackle for supporting either the spudding or driving mechanism, and means for imparting a jogging movement to the well rope to operate the drill or hammer" (line 13-18). Illustration includes.
Date:
December 15, 1903
Creator:
Higgins, Pattillo
System:
The Portal to Texas History
Formaldehyde Fumigator
Patent for a formaldehyde fumigator. Illustration included.
Date:
December 15, 1903
Creator:
Morris, Seth M.
System:
The Portal to Texas History
Farm Gate
Patent for a farm gate to open without dismounting. Illustration included.
Date:
December 15, 1903
Creator:
Clarke, George R.
System:
The Portal to Texas History
Pipe Wrench or Clamp
Patent for a pipe wrench or clamp. Illustration included.
Date:
December 15, 1903
Creator:
Hutchins, Charles N.
System:
The Portal to Texas History
Dry Ore Concentrator
Patent for a dry ore concentrator. Illustrations included.
Date:
December 15, 1903
Creator:
Sutton, Henry M.; Steele, Walter L. & Steele, Edwin G.
System:
The Portal to Texas History
Device For Lifting Kettles From Stoves, &c
Patent for a device for lifting kettles from stoves. Illustration included.
Date:
December 15, 1903
Creator:
Fitzpatrick, John Thomas
System:
The Portal to Texas History