David Janello

📍 Boston, MA: #3,695 of 5,993 inventorsTop 65%

🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%

Overall (All Time): #3,951,453 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4742754	Col legno bow guard	—	1988-05-10