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Amazon.com: (4 Pack) COMPUMATIC Compatible/Replacement Ink Cartridge for Casio HR-300RC HR-200RC HR-170RC HR-150RC HR-100RC HR-100TM HR-150TM Printing Calculator and More : Electronics
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Amazon.com: 3 Pack Compatible Calculator Ribbon Replacement for Casio hr-100tm Ink IR-40T Calculator Ink Roller Compatible with Casio HR-100TM HR-170RC Canon P23-dhv CP13 Sharp EL-1801V, Individually Sealed, B/R : Office Products
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Amazon.com: (3 Pack) COMPUMATIC Compatible/Replacement Calculator Ink Roller, Black/Red IR-40T, for Casio HR-300RC HR-200RC HR-170RC HR-150RC HR-100RC HR-100TM HR-150TM and More : Electronics
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