SM

Samuel S. Mitchell

SB Schroeder Brothers: 2 patents #3 of 6Top 50%
📍 Monroeville, PA: #311 of 710 inventorsTop 45%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,356,153 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4426284 Filter condition indicator Abbas F. Vijlee 1984-01-17
4325824 Unhooking dirty filter alarm Abbas F. Vijlee 1982-04-20