DB

Don Burk

📍 Butler, PA: #185 of 347 inventorsTop 55%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #4,083,347 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4249596 Condenser and method of construction Peter Tutak 1981-02-10