OS

Otto Schuhmacher

DA Didier-Werke Ag: 1 patents #4 of 28Top 15%
📍 Plankstadt, DE: #1 of 2 inventorsTop 50%
Overall (1989): #34,097 of 140,708Top 25%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4802611 Movable refractory plate assembly with movable refractory control member — 1989-02-07