ET

Ernest H. Treff

HG Harris Graphics: 1 patents #28 of 89Top 35%
MA Man Roland Druckmaschinen Ag: 1 patents #292 of 592Top 50%
Overall (All Time): #2,299,712 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5186103 Printing machine system, especially for printing on a web of heavy or thick stock material, with interchangeable printing cylinders W. Robert Gelinas, Arthur J. Leale, David J. Leitch, John J. Mellow, George Rinaudo 1993-02-16
4925179 Delivery fan with undulated fan pockets Richard E. Breton, Richard L. McKrell 1990-05-15