CA

Constantin Apetrei

Overall (All Time): #3,995,760 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4589534 Electromechanical driving system with variable speed Sigismund Slaifer, Laurentiu Vatafu-Gaitan, Dumitru Stefanescu, Stelian Marinescu, Marin Catana 1986-05-20