RM

Ralph E. Matthews

📍 Durham, NC: #2 of 36 inventorsTop 6%
🗺 North Carolina: #43 of 673 inventorsTop 7%
Overall (1982): #8,987 of 81,411Top 15%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D266643 Fire screen 1982-10-26
4351317 Apparatus for attaching a firescreen to a fireplace 1982-09-28