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Electric Meter

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'''This article is a stub. Please help expand the article by using the edit tab.''' [[Image:Shallenberger wattmeter 1106.jpg|thumb|center|Shallenberger Watt-Meter]] On 14 August 1888 in Pittsburgh, Pennsylvania, Oliver B. Shallenberger received a patent for the watt-hour meter, a device that measured the amount of AC current and made possible the business model of the electric utility.  
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'''This article is a stub. Please help expand the article by using the edit tab.''' [[Image:Shallenberger wattmeter 1106.jpg|thumb|center|Shallenberger Watt-Meter]] On 14 August 1888 in Pittsburgh, Pennsylvania, Oliver B. Shallenberger received a patent for the watt-hour meter, a device that measured the amount of AC current and made possible the business model of the electric utility.
  
[[Category:Components,_circuits,_devices_&_systems|Category:Components,_circuits,_devices_&_systems]] [[Category:Measurement]] [[Category:Electric_variables_measurement]]
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[[Category:Components,_circuits,_devices_&_systems]]
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[[Category:Measurement]]
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[[Category:Electric_variables_measurement]]

Revision as of 16:06, 12 January 2012

This article is a stub. Please help expand the article by using the edit tab.
Shallenberger Watt-Meter
Shallenberger Watt-Meter
On 14 August 1888 in Pittsburgh, Pennsylvania, Oliver B. Shallenberger received a patent for the watt-hour meter, a device that measured the amount of AC current and made possible the business model of the electric utility.