William L. Frangel

📍 Chesterfield, MO: #10 of 244 inventorsTop 5%

🗺 Missouri: #45 of 859 inventorsTop 6%

Overall (1989): #13,185 of 140,708Top 10%

Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4862643	Portable finishing machine apparatus	—	1989-09-05
4852431	Automatically adjustable threaded cap loosening apparatus and method	—	1989-08-01