BM

Barbara J. McEwan

📍 Seattle, WA: #14,120 of 21,776 inventorsTop 65%
🗺 Washington: #48,111 of 76,902 inventorsTop 65%
Overall (All Time): #3,808,804 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5356132 Versatile playground and flotation device Charles McEwan 1994-10-18