Ronald De Grandis

📍 Bethlehem, PA: #631 of 1,038 inventorsTop 65%

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

Overall (All Time): #2,812,927 of 4,157,543Top 70%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D894652	Music stand tray extension	—	2020-09-01