UH

Ulrich Hahn

📍 Gujungu, NG: #2 of 2 inventorsTop 100%
Overall (1989): #47,121 of 140,708Top 35%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4854861 Process for calcining limestone Winfried G. Hartweck 1989-08-08