BW

Barry Welford

📍 Beaconsfield, CA: #148 of 241 inventorsTop 65%
Overall (All Time): #3,843,610 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5087428 Air purifying system David Mark Fletcher 1992-02-11