WR

Wolfgang Rosenfeldt

SY Sybron: 2 patents #18 of 98Top 20%
📍 Bad Bergzabern, DE: #6 of 13 inventorsTop 50%
Overall (All Time): #2,362,651 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4388572 Constant speed regulator for DC motors 1983-06-14
4351634 Priority system dental instrument delivery 1982-09-28