HL

Henry J. Langlois

📍 Detroit, MI: #685 of 1,512 inventorsTop 50%
🗺 Michigan: #49,615 of 86,293 inventorsTop 60%
Overall (All Time): #4,053,635 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4390321 Control apparatus and method for an oil-well pump assembly Dean W. Hart, Gary J. Blazek 1983-06-28