Nut Lock (open access)

Nut Lock

Patent for a nut lock. Illustration included.
Date: August 10, 1909
Creator: Garner, William Robert
System: The Portal to Texas History
End Door For Cars (open access)

End Door For Cars

Patent for a new end door on freight train cars including instructions and illustrations.
Date: July 10, 1900
Creator: Goodridge, Ethan A.
System: The Portal to Texas History
Operating Device for Air-Break Angle-Cocks. (open access)

Operating Device for Air-Break Angle-Cocks.

Patent for improvements in air-break systems where the angle-cock may be operated by the breakeman from either side of the car without going between the cars. (Lines 15-18) Illustration is included.
Date: March 10, 1903
Creator: Riley, William B.
System: The Portal to Texas History