RH

Rutgerus S. Heemskerk

📍 Vianen, NL: #1 of 3 inventorsTop 35%
Overall (1982): #32,641 of 81,411Top 45%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4345203 Device for measuring the lubrication of surfaces rolling or sliding relative to each other and lubricated with a lubricant Karel N. Vermeiren, Hendrik Dolfsma 1982-08-17