BE

Burckhardt Elsner

GG Gewerkschaft Eisenhutte Westfalia Gmbh: 2 patents #52 of 163Top 35%
📍 Grafenau, DE: #65 of 201 inventorsTop 35%
Overall (All Time): #2,353,919 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4526495 Mine roof support assembly Kunibert Becker, Rudiger Kirchbrucher 1985-07-02
4347021 Mine roof supports Rudiger Kirchbrucher 1982-08-31