Carl Gunnar Michael Fant was professor emeritus, at which university in Stockholm, Sweden? 
Gunnar Fant: Carl Gunnar Michael Fant (October 8, 1919 – June 6, 2009) was professor emeritus at the Royal Institute of Technology (KTH) in Stockholm. Royal Institute of Technology: KTH Royal Institute of Technology (KTH, Swedish: "Kungliga Tekniska Högskolan" ) is a university in Stockholm, Sweden, specialized in Engineering and Technology, it ranks highest in northern mainland Europe in its academic fields.
KTH Royal Institute of Technology