EVVA was given special recognition in 1984. The coveted gold medal from the Austrian Association of Patent Holders and Inventors was awarded for the MCS (Magnetic Code System) and for the K900 supplementary

The EVVA range included basically every type of mechanical cylinder and lock: from assembly cylinders to mortise, garage and rim locks, padlocks or furniture locks as well as special-purpose cylinders

cylinder allows even better modular combination of electronic Xesar and AirKey cylinders with mechanical EVVA systems. This opens up a number of new applications. For example, in private properties or in public [...] access control on the outside and conventional mechanical locking systems on the inside. Or as a special solution for the fire department: emergency lock on the outside; electronic, time-based access control