ED

Emil Drubetsky

TF The Fredericks: 1 patents #1 of 3Top 35%
📍 Philadelphia, PA: #28 of 148 inventorsTop 20%
🗺 Pennsylvania: #948 of 4,234 inventorsTop 25%
Overall (1994): #138,202 of 165,921Top 85%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5351551 Convection thermocouple vacuum gauge Donald R. Taylor, Leonard Woshczyn 1994-10-04