These printers use the PF100 cartridge:

Murata-Muratec F 70

Murata-Muratec F 72

Murata-Muratec F 73

Murata-Muratec M 3000

Murata-Muratec M 4300

Adler-Royal FX 4000

Gestetner 9642

Konica-Minolta Fax 1500

Minolta Fax 1500

Muratec F 70

Muratec F 72

Muratec F 73

Muratec M 3000

Nashuatec P 342

Olivetti FX 4000

Olivetti RFX 4000

Omnifax L 27

Omnifax L 29

Royal-Copystar FX 4000

Teleautograph OmniFax L-27

Teleautograph OmniFax L-29