John E. Singler

📍 Fairview Park, OH: #3 of 9 inventorsTop 35%

🗺 Ohio: #715 of 3,574 inventorsTop 25%

Overall (1989): #92,843 of 140,708Top 70%

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4813654	Annealing furnace base construction	—	1989-03-21