EB

Eric J. Butterfield

📍 Fairview, PA: #3 of 10 inventorsTop 30%
🗺 Pennsylvania: #1,491 of 5,394 inventorsTop 30%
Overall (2003): #230,281 of 273,478Top 85%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6505861 Rotatable swivel elbow Peter Charles Goodier 2003-01-14