DB

David A. Brownell

📍 Ferndale, MI: #77 of 253 inventorsTop 35%
🗺 Michigan: #27,158 of 86,293 inventorsTop 35%
Overall (All Time): #1,684,319 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4327487 Wood cutter — 1982-05-04
4321291 Decorative butterfly and method of construction — 1982-03-23
4319941 Decorative butterfly and method of construction — 1982-03-16