NH

Nancy Helm-Estabrooks

📍 Boston, MA: #3,695 of 5,993 inventorsTop 65%
🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%
Overall (All Time): #3,890,318 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D321722 Card board for memory or the like Edith Kaplan 1991-11-19