Until it was purchased by Comcast, NBC-Universal was owned by this company.  
A longtime engineer at this company formulated a law about the frequency of leading digits in certain series of numbers now known as Benford's Law.  Future Home Depot and 3M CEOs Robert Nardelli and James McNerney lost a contest to become CEO of this company in 2000.  Its chairman, Owen Young, once defended its "House of Magic" research lab as "the balance sheet itself".  This company achieved a duopoly under its first President, Charles A. (*) Coffin.  The X-Ray tube was one of the inventions created at this company's lab in Schenectady, and it runs a celebrated manager training school in Crotonville, New York.  In 1930, RCA was spun-off from this company.  Until it was purchased by Comcast, NBC-Universal was owned by this company.  An early research coup for this company was the tungsten-filament lamp.   For 10 points, name this company which grew out of Thomas Edison's work on lightbulbs.
A longtime engineer at this company formulated a law about the frequency of leading digits in certain series of numbers now known as Benford's Law.  
General Electric [or GE] 