OR

Ole S. Ravn

SA Stig Ravn A/S: 1 patents #1 of 1Top 100%
📍 Farum, DK: #1 of 5 inventorsTop 20%
Overall (1989): #72,085 of 140,708Top 55%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4809382 Hand spray with a set of rotating brushes — 1989-03-07