Hans Gerschwiler passed away earlier this week. He was a major contributor to figure skating.
http://skateguard1.blogspot.com/2017/09/all-hans-on-deck-hans-gerschwiler-story.html
ETA: There's a pair of skates on ebay with Gerschwiler blades
http://www.ebay.com/itm/Vintage-John-Knebli-Canadian-Custom-Ice-Skates-W-Hans-Gerschwiler-Blades-6-5-7-/122576995246?hash=item1c8a2883ae:g:sDEAAOSwjRpZWC3i