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Tubular Tank Inspector And Gage
Patent for a tubular tank inspector and gage. This invention is designed for the measuring level of fluids in the tank. Illustration included.
Date:
April 2, 1907
Creator:
Gregson, William
System:
The Portal to Texas History
Trace-Fastener
Patent for a trace fastener for whippletrees. This is a device that "provide[s] a simple, efficient, reliable fastener which will when in use, at all times and under all circumstances, hold the trace in connection with the end of the whiffletree [sic] and which will prevent undue wear on the cockeye or hole in the end of the trace." (Lines 9-16)
Date:
April 2, 1901
Creator:
Nichols, Charlie M. & Burnett, Charles M.
System:
The Portal to Texas History
Process of Producing Briquets
Patent for a process of producing briquets.
Date:
April 5, 1904
Creator:
Davidson, John Milne
System:
The Portal to Texas History
Rail-Joint
Patent for a rail joint.
Date:
April 21, 1903
Creator:
Hauptmann, Alexis
System:
The Portal to Texas History
Shear-Sharpener.
Patent for an improved shear sharpener which has a "new and novel construction by which shears are quickly and properly sharpened, ... whereby a shear is held at the proper bevel while being moved over an oilstone or the like" (lines 12-16), including illustrations.
Date:
April 3, 1906
Creator:
Jeffrey, James C.
System:
The Portal to Texas History
Journal-Bearing
Patent for a self-lubricating journal bearing that is protected from foreign matter. Illustrations included.
Date:
April 13, 1909
Creator:
Lanaux, Alfred A.
System:
The Portal to Texas History
Oil Burner
Patent for an improvement on Oil Burners.
Date:
April 9, 1902
Creator:
Robertson, George
System:
The Portal to Texas History
Door Stop and Lock.
Patent for a door lock and door stop that is operated from the doorknob by having a rod with a bolted door stop box on the bottom inserted into the door frame.
Date:
April 9, 1907
Creator:
Tatum, Cicero James
System:
The Portal to Texas History