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Electric-Railway Conduit.

Description: Patent for an electric railway conduit that is more efficient and durable. It has "guides for the traveling switch, one of said guides being a continuous one and the other a sectional one, one being insulated from the conduit and the other guide-strip (lines 16-20). The traveling switch moves in the conduit and on the sides of the guides. Only one section of the conduit is live at once, the one that a car is passing over.
Date: August 25, 1896
Creator: Hull, William Sharkey
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Current-Controler or Rheostat.

Description: Patent for an electric-current control or rheostat to be used when a "close, accurate, and absolute graduation of the current is necessary" (lines 15-16), in places "where a very delicate graduation is necessary either in passing the plain galvanic current or where the current is used for producing anesthesia" (lines 19-21).
Date: December 29, 1896
Creator: Werner, Ernest Emil
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Apparatus for Protecting Electrical Circuits.

Description: Patent for an apparatus for protecting electrical circuits, and is an improvement on a previous patent (No. 537,932) issued to the inventor. This patent consists of "an electrical circuit, an alarm or indicator, a continuously-operating signal-transmitter at the protected structure operating to affect or influence the alarm or indicator, and a second or duplicate continuously-operating signal-transmitter located at the watchman's station, operating in unison with the first-named signal-transmit… more
Date: January 7, 1896
Creator: Oram, John M.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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