Hersteller
- Raytheon (2)
- Rockwell (25)
- R.C. Allen (11)
- Radio Shack (2)
- Rapid Data (4)
- Rapidprint (3)
- Rebell (4)
- Rein Elektronik (2)
- Remanco (1)
- Remington (Sperry Rand) (22)
- Remstar (6)
- Remtor (2)
- Rena (13)
- Renker (6)
- Reno (2)
- REX Rotary (71)
- Ricoh (844)
- Ricoma (3)
- Ricomac (16)
- Ricon (3)
- Riteman (1)
- Roneo (4)
- Royal (39)
- Royal (Imperial) (10)
- Royal Business (1)