November 30, 1869 (October 27), Baba, born Swedish physicist Niels Gustav Darren.



in 1869 11, 30, Niels Gustav Darren was born.
Niels Gustav Darren (Nils Gustaf Dal��n, 1869 November 30, 1937 12, 9, 2011) is a Swedish physicist and inventor, research The field for the mechanical engineering applications. 1912 invention combines a lighted beacon, lighted buoys and battery function automatically adjusts the device and was awarded the Nobel Prize in Physics.
Comments: Swedish physicist, winner of the 1912 Nobel Prize in Physics