FR

Franz Rutterschmidt

P& Preh, Elektrofeinmechanische Werke Jakob Preh, Nachf. Gmbh &: 2 patents #11 of 51Top 25%
📍 Heustreu, DE: #2 of 9 inventorsTop 25%
Overall (All Time): #2,342,320 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4701740 Rheostatic devices Oswald Reuss 1987-10-20
4660019 Switch with speed control Karl-Heinz Bauer, Gerhard Spiller 1987-04-21