EM

Elmer S. McKee

MC Mine Safety Appliances Company: 1 patents #1 of 12Top 9%
📍 Pittsburgh, PA: #55 of 224 inventorsTop 25%
🗺 Pennsylvania: #570 of 2,652 inventorsTop 25%
Overall (1982): #67,049 of 81,411Top 85%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4348358 Colorimetric dosimeter Paul W. McConnaughey 1982-09-07