TF

Theodore C. First

📍 Laureldale, PA: #35 of 57 inventorsTop 65%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #4,124,184 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4234927 Micro processor controlled sensor system for apartment house — 1980-11-18