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Electric Motor.

Description: Patent for an electric motor that operates "with equal efficiency on either direct or alternating current" (lines 10-11).
Date: May 4, 1915
Creator: Adams, Homer E.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Arc-Lamp

Description: Patent for an arc lamp which does not spark for use in headlights for trains and automobiles and in street lights.
Date: June 28, 1910
Creator: Anderson, Thomas J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Electric Signaling Device.

Description: Patent for an electric signal device which has a shelf with a pad of paper, which when lowered signals a central location elsewhere. It is optimized for use by manufacturing companies watchmen and telegraph operators to send in reports of their location at various intervals.
Date: August 13, 1907
Creator: Baker, John A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Electric-Arc-Light Reflector.

Description: Patent for an electric arc light reflector, including an annular band to support the reflector on the arc-light cone, and a reflector with an aperture.
Date: July 27, 1897
Creator: Bolles, Charles Morris
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Automatic Fuse Plug

Description: Patent for "improvements in automatic fuse plugs" (lines 12-12). These are "adapted to be successively engaged by a swinging contact arm" (lines 16-17).
Date: May 19, 1914
Creator: Bowman, Levi M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Water-Motor.

Description: Patent for a more powerful and efficient water motor which is durable and comparatively affordable to manufacture.
Date: August 16, 1921
Creator: Brady, Enoch J.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Underground Portable Drill

Description: Patent for drilling machines for the object of drilling underground openings for laying gas, electric, water or any other conduits. A second object is sectional drill or track worm to keep drilling going without moving the machine.
Date: July 15, 1919
Creator: Branning, Willie F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Magneto-Electric Telegraphy.

Description: Patent for a machine that telegraphs messages between distant points by means of induced currents that produce magnets without the use of battery current, including illustrations.
Date: August 18, 1885
Creator: Brown, Fred H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Fuse carrier.

Description: Patent for a fuse "holder which carries a number of fuses, capable of being brought into proper position to provide a fresh fuse in the event of the burning or blowing out of one of the fuses" (lines 9-13). The carrier inside the holder is removable (line 15); as carried in this holder, the fuses are "held under strong tension," with a mechanism allowing easy retrieval of a "fresh fuse" if necessary (line 18).
Date: January 31, 1922
Creator: Burton, Frank M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Electric-Light Hanger.

Description: Patent for an electric light hanger that attaches to the wall or ceiling and has a pulley system for moving it up and down.
Date: January 19, 1909
Creator: Carter, James W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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