HS

Hendrik Fedde Van Der Spek

Overall (1997): #142,886 of 185,788Top 80%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5683636 Method of fan blade manufacture Henricus Johannes Bernardus Olthof 1997-11-04