David Zvi Kalman

📍 Lansdowne, PA: #174 of 290 inventorsTop 60%

🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%

Overall (All Time): #2,638,057 of 4,157,543Top 65%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D943676	Icosahedral hebrew dice	—	2022-02-15