BL

Bernard J. Luurtsema

KI K-Line Industries: 2 patents #8 of 15Top 55%
📍 Holland, MI: #577 of 1,299 inventorsTop 45%
🗺 Michigan: #35,034 of 86,293 inventorsTop 45%
Overall (All Time): #2,295,012 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5319916 Valve stem polishing method Robert T. Ritt 1994-06-14
5218788 Valve stem polishing method and apparatus Robert T. Ritt 1993-06-15