Frank E. Halleck

📍 Erie, PA: #13 of 57 inventorsTop 25%

🗺 Pennsylvania: #570 of 2,652 inventorsTop 25%

Overall (1982): #65,404 of 81,411Top 85%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4311793	Sterilization indicator	—	1982-01-19