Resource Type

States

Combined Horse-Detacher and Brake. (open access)

Combined Horse-Detacher and Brake.

Patent for a simple and durable combined horse-detacher and brake that stops the car after releasing the animal. This patent simplifies a previous patent application (Serial No. 565,581). Both the horse-detacher and brake are activated at the same time by pulling one lever. The brake sits under the car and can hardly be seen.
Date: March 31, 1896
Creator: Friedlander, Joseph
System: The Portal to Texas History
Locking-Bolt for Guards to Openings. (open access)

Locking-Bolt for Guards to Openings.

Patent for a locking mechanism for windows, which cannot be unlocked from the outside.
Date: March 31, 1908
Creator: McNeil, Clarence W.
System: The Portal to Texas History
Piano-Action. (open access)

Piano-Action.

Patent for a simplified part that controls the rebound of the hammer on a piano.
Date: March 31, 1914
Creator: Mayor, Enoch A.
System: The Portal to Texas History