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    ANTIQUE VINTAGE WESTINGHOUSE USA GRAPHIC AMMETER CIRCA 1920s

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    CLICK HERE FOR HIGH RESOLUTION IMAGES https://www.flickr.com/photos/dvintage_corner/sets/72157690698265846/ AN OLD AND HEAVY GRAPHICAL AMMETER MANUFACTURED BY THE WESTINGHOUSE ELEC. & MFG. CO., NEWARK WORKS, NEWARK, USA PATENTS DATED FROM 1916 TO 1920 THIS GRAPHICAL AMMETER MEASURES THE FLUCTUATION IN ELECTRIC CURRENT IN A CIRCUIT OVER TIME THE MECHANICAL TIME TRAIN WORKS AND TIME IS AS INDICATED ON THE PRE-PRINTED GRAPH SHEET AS IT IS PULL ALONG BY THE GEAR, BUT ACCURACY NOT TESTED COMES WITH A WINDING KEY HOWEVER THIS UNIT HAS NOT BEEN CONNECTED TO THE ELECTRIC SUPPLY FOR ACTUAL TESTING AND HENCE NO GUARANTEE WORKING IN THIS ASPECT IF YOU INTEND TO USE IT AS A CLOCK, I GUESS YOU WILL NEED A FULL ROLL OF THIS GRAPH SHEET!!! GREAT FOR DISPLAY NEVERTHELESS PLEASE REFER IMAGES FOR OTHER SPECIFICATIONS/IMPERFECTIONS/COMPLETENESS, IF ANY DIMENSION : 260MM H X 140MM W X 195MM L

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