DP

David Karzimierz Papierowski

📍 Borehamwood, GB: #17 of 29 inventorsTop 60%
Overall (All Time): #3,110,431 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8752315 Fire door installation auditing/verification system Sujanto Ferdi 2014-06-17