MJ

Melvin G. DeGrazia, Jr.

📍 Farmington Hills, MI: #7 of 33 inventorsTop 25%
🗺 Michigan: #416 of 1,972 inventorsTop 25%
Overall (1982): #20,160 of 81,411Top 25%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4311157 Sonic treating apparatus Duncan B. Jubenville 1982-01-19