All correct!
I'm sorry, but I've meet the Ydral name a lot of times only in the microcar field (Air Tourist, CM Mochet, Decolon, DS Malterre, France Jet, Galy, Inter, P.Vallee, PB, Poirier, Reyonnah, Rolux,...) that I took for granted that it was a well known firm.
Well done!