DS

David A. Shefet

📍 Harrisburg, PA: #412 of 635 inventorsTop 65%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,852,330 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5120214 Acoustical burner control system and method John West, John M. Carlyle 1992-06-09