DB

Dorothy K. Burnett

📍 Belmont, MA: #652 of 1,163 inventorsTop 60%
🗺 Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #2,358,555 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4455548 Call system and methods and apparatus for operating same — 1984-06-19
4418334 Signal display system and luminaire apparatus for operating same — 1983-11-29