David G. Parshall

AI Amsted Industries Incorporated: 2 patents #1 of 8Top 15%

📍 Northville, MI: #2 of 12 inventorsTop 20%

🗺 Michigan: #148 of 1,972 inventorsTop 8%

Overall (1982): #15,185 of 81,411Top 20%

Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4343701	High pressure flat bed filter	—	1982-08-10
4312764	Filtration system with bi-flow filter	—	1982-01-26