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Railway Signaling Mechanism

Description: Patent for a railway signaling mechanism. This invention "relates to certain new and useful improvements in electric railway and block signaling in which means are provided for indicating in the engine cab to the engineer the condition of the road ahead" (lines 9-13). Illustrations included.
Date: January 15, 1907
Creator: Adams, Edwin Johnson
Partner: UNT Libraries Government Documents Department

Hub-Attaching Device.

Description: Patent for device to attach vehicle wheel hubs to axles and spindles without screw-threads, including description and illustrations.
Date: October 15, 1901
Creator: Anderson, Nathan S.
Partner: UNT Libraries Government Documents Department

Brick-Machine.

Description: Patent for a brick machine that is "effective, yet simple and durable, machine especially adapted to receive bricks from a stiff-mud mill and re-press them and also to provide a means whereby the machine will be automatic in its action." (Lines 7-12) Illustrations included.
Date: May 15, 1900
Creator: Anthony, Russell
Partner: UNT Libraries Government Documents Department

Combination-Tool

Description: Patent for a multi-purpose tool to open barrels and similar closed items, to remove staples and nails in construction, including illustrations.
Date: September 15, 1903
Creator: Baggett, Robert A.
Partner: UNT Libraries Government Documents Department

Audiphone

Description: Patent for a audiophone which reproduces sounds at their original volume and timbre through the use of diaphragms vibrated by an electric signal.
Date: October 15, 1907
Creator: Baker, John A.
Partner: UNT Libraries Government Documents Department
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