HS

Harold H. Seward

📍 Arlington, MA: #27 of 98 inventorsTop 30%
🗺 Massachusetts: #1,083 of 4,501 inventorsTop 25%
Overall (1997): #144,511 of 185,788Top 80%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5696872 Thermal energy storage and exchanger device — 1997-12-09