Benjamin F. McKinney

📍 Indianapolis, IN: #1,702 of 5,011 inventorsTop 35%

🗺 Indiana: #10,625 of 33,936 inventorsTop 35%

Overall (All Time): #1,678,582 of 4,157,543Top 45%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
4631026	Rotary turntable furnace for litharge production	—	1986-12-23
4618478	Apparatus for the production of lead oxide	—	1986-10-21
4521399	Method and apparatus for the production of lead oxide	—	1985-06-04