DD

David F. Drabek

FL Flexible Steel Lacing: 2 patents #1 of 5Top 20%
📍 Bolingbrook, IL: #2 of 28 inventorsTop 8%
🗺 Illinois: #421 of 4,656 inventorsTop 10%
Overall (1997): #43,208 of 185,788Top 25%
2
Patents 1997

Issued Patents 1997

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5638582 Belt fastener with pre-set staples Richard A. Klatt, John H. Winkelman 1997-06-17
5599131 Plate fastener with bolts preassembled Donald L. Julen, Peter Ramsey, John H. Winkelman 1997-02-04