RB

Robert Bleijerveld

Overall (All Time): #3,641,448 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5868829 Methods of manufacturing hydraulic materials Joseph Jan Peter Biermann, Nicolaas Voogt, Hendrik Jacobus Hulscher 1999-02-09