DP

Donald Burgess Perkins

📍 Nashua, NH: #1,035 of 1,592 inventorsTop 70%
🗺 New Hampshire: #7,386 of 12,181 inventorsTop 65%
Overall (All Time): #3,335,292 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7587866 Integrated housing system activated by the action of a pull down stairway — 2009-09-15