In what year did Hans Hilfiker design the swiss railway clock with Mobatime?
Swiss railway clock The Swiss railway clock was designed in 1944 by Hans Hilfiker, a Swiss engineer, together with Mobatime, a clock manufacturer, for use by the Swiss Federal Railways as a station clock. In 1953, Hilfiker added a red second hand in the shape of a railway guard's signaling disc.
Heinrich Brändli Heinrich Brändli (born April 18, 1938 in Wald, Zürich) is a Swiss Engineer and emeritus professor of ETH Zürich. He deals with transportation and railway technology.