HJ

Henry B. Clark, Jr.

📍 Underhill Center, VT: #12 of 15 inventorsTop 80%
🗺 Vermont: #2,192 of 4,968 inventorsTop 45%
Overall (All Time): #2,353,788 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4524908 Set-back thermostat assembly John C. Marshall 1985-06-25
D276150 Automatic outlet control John C. Marshall 1984-10-30