4 Matching Results

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Crossover (open access)

Crossover

Patent for cross-overs in railways to prevent collisions of trains traveling on intersecting track ways
Date: March 2, 1915
Creator: Miller, Sam P.
System: The Portal to Texas History
Improvement in Axles for Vehicles (open access)

Improvement in Axles for Vehicles

Patent for "an Improvement in Wagon-Axle Skeins" that "has for its object to furnish an improved iron axle for wagons and other vehicles which shall be stronger without being heavier than iron axles made in the ordinary manner."
Date: July 2, 1872
Creator: Ahrenbeck, Charles
System: The Portal to Texas History
Improvement in Bale-Ties. (open access)

Improvement in Bale-Ties.

Patent for "an improved fastening for the ends of bale-bands, whether the latter be constructed of sheet metal or wire." (lines 18-21) including instructions and illustrations.
Date: December 2, 1879
Creator: Camp, Ira M.
System: The Portal to Texas History
Railway Crossing (open access)

Railway Crossing

Patent for a railway crossing. Illustration included.
Date: March 2, 1909
Creator: Meyerlambers, William H.
System: The Portal to Texas History