FC

Francis R. Crowson

📍 Mount Airy, MD: #54 of 181 inventorsTop 30%
🗺 Maryland: #10,129 of 35,612 inventorsTop 30%
Overall (All Time): #1,665,468 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5045700 Headgear-mounted indicator for ionizing radiation Robert H. Crowson 1991-09-03
5042679 Container for storage of radioactive materials Richard J. DiSalvo 1991-08-27
4923068 Automatic filter system 1990-05-08