RA

Robert E. Arko

TC Teletype Co.: 1 patents #20 of 58Top 35%
Overall (All Time): #4,116,924 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D256120 Combined punch and reader for perforated tape Joseph A. Bellino, Richard A. Hein 1980-07-29