MD

Michael J. Duer

RC Red Valve Company: 1 patents #2 of 4Top 50%
📍 Zelienople, PA: #3 of 6 inventorsTop 50%
🗺 Pennsylvania: #1,500 of 5,512 inventorsTop 30%
Overall (2002): #154,390 of 266,432Top 60%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6367505 Check valve with oversized bill Spiros G. Raftis, Andre T. Abromaitis 2002-04-09