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Representative Diplomas and Medals - before 1990

Method and device for measuring the powder specific surfaces.

  • Golden medal  - International Innovation Salon , Moscow 1972
  • Authors Gh. Bălășescu, Gh. Galațchi
  • RO patent no. 56794

Automated equipment  for the capacitor banks 

  • Golden medal  - International Innovation Salon , Moscow 1972
  • Authors M. Checiulescu, S. Grănescu
  • RO patent no. 51915-51919, also patented in Switzerland, England, Germany

Transformer and rectifier for arc electric welding  

  • Golden medal - International Fair - Köln, Germany 1972
  • Author Șt. Grossu
  • RO patent no. 60101, also patented in USA, England, Germany, France

Equipment for the multiple arc electric welding

  • Golden medal  - International Fair -  Brno, Czechslovakia 1972
  • Author Șt. Grossu
  • RO patent no. 51188, also patented in Germany and France

Disc rotor with lamellar conductors

  • Golden medal - International Fair - Caen, France 1972
  • Author D.F. Lăzăroiu
  • RO patent no. 64000, also patented in USA, France, Japan, Germany

Zinc-air battery

  • Honour Diploma, golden medal and the salon laureate award - International Salon of Innovations, Moscow 1973
  • Author Gh. Bălășescu

Axial air gap and disc rotor motor

  • Silver medal - International Salon of Innovations Geneva 1981
  • Authors D.F. Lăzăroiu and others