The HP-25 was a hand-held programmable scientific/engineering calculator made by Hewlett-Packard between early January 1975 and 1978. The HP-25 was introduced...

HP Inc. is an American multinational information technology company headquartered in Palo Alto, California, that develops personal computers (PCs), printers...

HP calculators are various calculators manufactured by the Hewlett-Packard company over the years. Their desktop models included the HP 9800 series, while...

calculators: HP-28S HP 48S / HP 48SX HP 48G / HP 48GX / HP 48G+ HP 49G hp 49g+ hp 48gII HP 50g (2006) HP Prime (2013) HP 38G HP 39G HP 40G HP 39g+ HP 39gs HP 40gs...

twin-engine Avro Manchester. The Halifax has its origins in the twin-engine H.P.56 proposal of the late 1930s, produced in response to the British Air Ministry's...

The HP-35 was Hewlett-Packard's first pocket calculator and the world's first scientific pocket calculator: a calculator with trigonometric and exponential...

Steve Wozniak sold his HP scientific calculator to partly fund the first batch of Apple 1 computers HP-25 HP-35 65 Notes "HP Virtual Museum: Hewlett-Packard-65...

HYEW-lit PAK-ərd) or HP, was an American multinational information technology company headquartered in Palo Alto, California. HP developed and provided...

HP Sauce is a British brown sauce the main ingredients of which are tomatoes and tamarind extract. It was named after London's Houses of Parliament. After...

HP-67/97 were based on the technology of the "20-series" of calculators (HP-25, HP-19C etc.) introduced a year earlier. The two models are functionally equivalent...