SB

Sibbele de Boer

EB Estel Hoogovens B.V.: 1 patents #5 of 48Top 15%
📍 Middenmeer, NL: #3 of 5 inventorsTop 60%
Overall (All Time): #4,036,660 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, Abraham A. Spiering 1984-06-26