JL

Jan Lettinga

📍 Maasland, NL: #21 of 34 inventorsTop 65%
Overall (All Time): #4,086,544 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4258707 Therapeutic traction apparatus for applying traction to a patient by means of a drawing cable 1981-03-31