Frank D. Ragsdale, Sr.

📍 Winston-Salem, NC: #13 of 61 inventorsTop 25%

🗺 North Carolina: #217 of 1,241 inventorsTop 20%

Overall (1989): #114,183 of 140,708Top 85%

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4886391	Attaching means and method	—	1989-12-12