A Brief History of the Marque
Eric Offenstadt is a French roadracer who developed an unusual frame and front end for his GP racers towards the end o fthe 1970s.
Numerous articles on his work may be found at the following address:
He is also behind the Geco motorcycle. This remarkable machine may be seen here: www.progecomoto.fr
You can find smac, it was a brand name of Eric, but it's not the smac i found on your page
http://www.mecatroc.com/galerie.php?galerie=smac Eric Offenstadt&photo=0&title=mecatroc.com - Galeries Photos -smac Eric Offenstadt-
i'll give you more links soon !