William W. Rawstron

JA Jamesbury: 1 patents #9 of 13Top 70%

📍 Marlborough, MA: #528 of 796 inventorsTop 70%

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

Overall (All Time): #3,924,539 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4817916	Butterfly valve	—	1989-04-04