HM

Henry J. McKone

DI Dart Industries: 1 patents #199 of 354Top 60%
📍 Francestown, NH: #17 of 28 inventorsTop 65%
🗺 New Hampshire: #7,386 of 12,181 inventorsTop 65%
Overall (All Time): #3,981,239 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4690789 Refrigerant cooled plastic molding, method and apparatus Robert C. Ritchie, Richard H. Stamm 1987-09-01