DH

Donald Ralph Hart

KE Kennametal: 1 patents #12 of 36Top 35%
General Motors: 1 patents #96 of 495Top 20%
📍 Sanford, NC: #2 of 8 inventorsTop 25%
🗺 North Carolina: #561 of 2,260 inventorsTop 25%
Overall (1997): #158,368 of 185,788Top 90%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5651295 Method of machining of aluminum Russell J. Tumey, Robert L. De Corte, Alvin J. Lang 1997-07-29