Bowmar Brain

noun

Bowmar Brain

noun

1

Nickname for the Bowmar 901B, the first American-made pocket calculator.

The first one small enough to fit inside a shirt pocket was the Busicom LE-120A Handy, which was introduced in Japan in early 1971, followed months later by the Bowmar 901B, or “Bowmar Brain,” in the United States.2012 March 4, Alice Rawsthorn, “Farewell, Pocket Calculator?”, in The New York Times:

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.