Karl O. Niedermeyer

📍 Bensenville, IL: #3 of 9 inventorsTop 35%

🗺 Illinois: #566 of 2,749 inventorsTop 25%

Overall (1982): #49,811 of 81,411Top 65%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4309157	Protection device and sump pump	—	1982-01-05