DH

David Hallam

📍 Dunnellon, FL: #8 of 40 inventorsTop 20%
🗺 Florida: #16,597 of 67,251 inventorsTop 25%
Overall (All Time): #1,474,994 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9918891 Container for a funerary box — 2018-03-20
8211374 Air cleaning device — 2012-07-03
7449053 Air filtration device — 2008-11-11