JM

John McGrew

🗺 Maryland: #13,387 of 35,612 inventorsTop 40%
Overall (All Time): #2,360,335 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4484647 Apparatus for guiding a vehicle pulling an implement including trench forming and following means 1984-11-27
4358957 Temperature measuring method and apparatus Victor r. Lougheed 1982-11-16