IBM 402

IBM 402/403
An IBM 403 accounting machine with built-in printer (left) wired to an IBM 514 summary punch (center).
Typetabulating machine
Released1948 (1948)
PredecessorIBM 401, IBM 405
RelatedIBM 407

The IBM 402 and IBM 403 Accounting Machines are tabulating machines introduced by International Business Machines in the late 1940s.

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