DS

Dumitru Stefanescu

Overall (All Time): #2,342,217 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4658742 Electronic controlling equipment for driving systems with electromagnetic couplings for industrial sewing and/or overcasting machines Florin T. Tanasescu, Laurentiu Vatafu Gaitan 1987-04-21
4589534 Electromechanical driving system with variable speed Constantin Apetrei, Sigismund Slaifer, Laurentiu Vatafu-Gaitan, Stelian Marinescu, Marin Catana 1986-05-20