Charles S. Mandel

📍 Southfield, MI: #8 of 38 inventorsTop 25%

🗺 Michigan: #416 of 1,972 inventorsTop 25%

Overall (1982): #72,346 of 81,411Top 90%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D266338	Card holder and display device	—	1982-09-28