Roger L. Brummel

📍 South Lyon, MI: #304 of 510 inventorsTop 60%

🗺 Michigan: #49,615 of 86,293 inventorsTop 60%

Overall (All Time): #4,003,586 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4617742	Heat treat apparatus	—	1986-10-21