I thought that was only in the last few years and that they were only "in house" bikes in the '70s and '80s.Merckx sold his name for use on cheap bikes too so it could well be nothing fancy ...
btw...If that were mine, I wouldn't be repainting it!
Theres something odd going on with the rear (left) brake lever?
btw...If that were mine, I wouldn't be repainting it!