AS

Abraham A. Spiering

EB Estel Hoogovens B.V.: 1 patents #5 of 48Top 15%
📍 IJmuiden, NL: #16 of 47 inventorsTop 35%
Overall (All Time): #4,036,662 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4456083 Blast furnace taphole drill Jacobus A. Gozeling, Sibbele de Boer 1984-06-26