HB

Hans Barmann

MA Mannesmann Ag: 1 patents #514 of 1,341Top 40%
📍 Contwig, DE: #8 of 13 inventorsTop 65%
Overall (All Time): #4,049,794 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4377278 Apparatus for equalizing pressure in shaft furnaces — 1983-03-22