I am looking for web site or Info on Italian made PUCH road racing bicycles?

PUCH bicycle has a decal that says Made in Italy.700c Ambrosio wheels.Suntour 7spd Accushifters on down tube ;Ofmega; Puch; and Modolo Quattro components.Road racing geometry.Columbus tubing.Top tube is 57.5c to c ;seat tube is 56.5 c to c ,and axle to axle is 990mm.Other decals are MISTRAL (on seat tube)and LEADER(on fork).A four digit # is under BB.