These printers use the 20-110 cartridge:
Click On a Printer to View it's Cartridges
          NEC Silentwriter 1700
          NEC Silentwriter 1760
          NEC Silentwriter 1765
          NEC Superscript 1700
          NEC Superscript 1760
          NEC Superscript 1765
          IBM 4317
          IBM 4317 Network Printer
          IBM Infoprint 17
          IBM Network Printer 17
          IBM NP 17 Network PTR 17
          Lexmark 4317