HS

Henry H. Sandifer

📍 Doylestown, PA: #596 of 956 inventorsTop 65%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #4,068,633 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D264013 Support stand for a mailbox or similar article 1982-04-20