CS

Casimir K. Siwek

📍 Erie, PA: #632 of 1,097 inventorsTop 60%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,987,915 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4715533 Rail fastener assembly with horizontal flanges James H. Bucksbee 1987-12-29