William L. Frangel

📍 Chesterfield, MO: #2,561 of 6,461 inventorsTop 40%

🗺 Missouri: #8,863 of 23,789 inventorsTop 40%

Overall (All Time): #2,332,208 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

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