b1880 - EDISON TAKES SWAN TO COURT (England and America) Thomas Edison has threatened to take Joseph Swan to court over an alleged infringement of patent in the development of a successful electrical light bulb, but it becomes clear that the two inventors have coincidentally made 
(b1880 - EDISON TAKES SWAN TO COURT (England and America) Thomas Edison; has threatened; to take Joseph Swan to court over an alleged infringement of patent in the development of a successful electrical light bulb) Context(b1880 - EDISON TAKES SWAN TO COURT ( England and America ) Thomas Edison has threatened,List([0, 85))):(b1880 - EDISON TAKES SWAN TO COURT (England and America) Thomas Edison; has threatened to take; Joseph Swan; to court; T:over an alleged infringement of patent in the development of a successful electrical light bulb)
b1880 - EDISON TAKES SWAN TO COURT ( England and America ) Thomas Edison has threatened,List([0, 85))
b1880 - EDISON TAKES SWAN TO COURT (England and America) Thomas Edison b1880 - EDISON TAKES SWAN TO COURT (England and America) Thomas Edison
has threatened has threatened to take
to take Joseph Swan to court over an alleged infringement of patent in the development of a successful electrical light bulb
Joseph Swan to court T:over an alleged infringement of patent in the development of a successful electrical light bulb