Hewlett-Packard
https://hp.com/
United States
We are a technology company born of the belief that companies should do more than just make a profit. They should make the world a better place. Our efforts in climate action, human rights, and digital equity prove that we are doing ev ...
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Fax Machines Laptops Calculators Printers Scanners Desktop Computers Monitors ...
Casio
https://www.casio.com/
United States
Casio Computer Co., Ltd. (カシオ計算機株式会社 Kashio Keisanki Kabushiki-gaisha) is a Japanese multinational consumer electronics and commercial electronics manufacturing company headquartered in Shibuya, Tokyo, Japan. Its products include calculators, mobile phone ...
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Calculators Cash Registers
A calculator is typically a portable electronic device used to perform calculations, ranging from basic arithmetic to complex mathematics.
The first solid-state electronic calculator was created in the early 1960s. Pocket-sized devices became available in the 1970s, especially after the Intel 4004, the first microprocessor, was developed by Intel for the Japanese calculator company Busicom. Modern electronic calculators vary from cheap, give-away, credit-card-sized models to sturdy desktop models with built-in printers. They became popular in the mid-1970s as the incorporation of integrated circuits reduced their size and cost. By the end of that decade, prices had dropped to the point where a basic calculator was affordable to most and they became common in schools.
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