William L. Defibaugh

BP Brown Group Recreational Products: 1 patents #5 of 8Top 65%

📍 Bedford, MA: #529 of 774 inventorsTop 70%

🗺 Massachusetts: #56,664 of 88,656 inventorsTop 65%

Overall (All Time): #4,020,488 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4537392	Foldable swing set	—	1985-08-27