Under the concept of original cartridge (OEM cartridge) we understand brand-name cartridge made by the OEM printer manufacturer.
Also searched as:
OfficeJet40, Office Jet40,
OJ40, OJ 40,
OfficeJetPro40, Office JetPro40,
OJPro40, OJ Pro40,
OfficeJetR40, Office JetR40,
OfficeJetT40, Office JetT40,
OJT40, OJ T40,
OfficeJetProT40, Office JetProT40,
OJProT40, OJ ProT40,
OfficeJetRT40, Office JetRT40