AH

Alfred Hirtz

AL Alsthom: 1 patents #19 of 67Top 30%
📍 Boulogne-Billancourt, FR: #325 of 643 inventorsTop 55%
Overall (All Time): #3,993,340 of 4,157,543Top 100%
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4580762 Closure device for a liquid-carrying pipe Jacques Caillet 1986-04-08