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Fire-Alarm System.

Description: Patent for "an alarm system consisting of an electric circuit within which as thermally operated circuit closer was placed, which was adapted to sound an alarm when the circuit closer had been closed by an operation of the thermal elements of the circuit closer." (lines 78-84) including instructions and illustrations.
Date: March 16, 1915
Creator: Ammons, John B.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Window Mounting

Description: Patent for window mountings that allows the window to open both vertically and horizontally.
Date: November 16, 1915
Creator: Bast, Joseph
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Automatic Fire-Alarm System.

Description: Patent for an automatic fire alarm system with a simple arrangement of alarm devices (positioned throughout different rooms) with sound or visual indicators for fire awareness and closer thermal circuits (assisted with spring contact and circuit closer). The automatic fire alarm system will have a more immediate reaction by making an alert noise or visual and propping open the spring contact.
Date: March 16, 1915
Creator: Ammons, John Burck; Ammons, Evander & McGaffey, Otis
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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