DD

David Durfee

📍 Meadville, PA: #3 of 6 inventorsTop 50%
🗺 Pennsylvania: #2,306 of 7,336 inventorsTop 35%
Overall (2018): #447,110 of 503,207Top 90%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9915095 Ladder-supporting gutter clamping system — 2018-03-13