HH

Hermann Hamburger

WG Wirth Maschinen-Und Bohrgerate-Fabrik Gmbh: 1 patents #12 of 26Top 50%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,804,710 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5340199 Method and machine for excavating drifts, tunnels, stopes, caverns or the like Wilfried Piefenbrink, Walter Weber 1994-08-23