| Information | |
|---|---|
| has gloss | eng: The IBM 6400 series is a series of four calculating and accounting machines produced by IBM in the 1960s. The IBM 6405 was a desk-size calculator, and the 6410, 6420, and 6430 were more advanced accounting machines. |
| lexicalization | eng: IBM 6400 Series |
| instance of | e/Programmable calculator |
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