HH

Helmut Hellwig

AG Abg-Werke Gmbh: 1 patents #3 of 7Top 45%
📍 Bad Oeynhausen, DE: #27 of 103 inventorsTop 30%
Overall (All Time): #2,296,298 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5337851 Steering mechanism for road cutter — 1994-08-16
5135332 Grooving depth indicator for a highway grooving machine Bernd Lemke 1992-08-04