JK

John Ralph Kowalewsky

📍 Dudley, GB: #87 of 244 inventorsTop 40%
Overall (All Time): #2,259,478 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5746083 Hemming machine Josef Kovarovic 1998-05-05
5740691 Hemming machine Josef Kovarovic, Gerrit W. Sloat 1998-04-21