AH

Alfred Hackmack

📍 Geesthacht, DE: #4 of 10 inventorsTop 40%
Overall (1989): #11,860 of 140,708Top 9%
3
Patents 1989

Issued Patents 1989

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4861199 Slit trencher 1989-08-29
4852946 Surface working accessory and method 1989-08-01
4803789 Milling device 1989-02-14