RB

Richard Biederman

📍 Kensington, MD: #170 of 263 inventorsTop 65%
🗺 Maryland: #19,431 of 35,612 inventorsTop 55%
Overall (All Time): #4,069,101 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4327764 Float valve assembly for a liquid drain trap Ronald A. Zurawski 1982-05-04