Sportavia-Pützer GmbH u. Co. KG formed 1966 by Comte d'Assche, Director of Alpavia, and Alfons Pützer to take over manufacture of Fournier RF4D and RF5 from Alpavia. Added RF6 and RS180, in 1969 RFB bought 50%, increasing holding to 100% January 1977, in 1981 making Sportavia-Pützer a branch without identity, RFB itself becoming subsidiary of MBB.