![CASIO fx-82 SUPER. I bought it in 1.992, use it in college, at the university and 20 years more at the office. Never changed battery and im not going to retire it CASIO fx-82 SUPER. I bought it in 1.992, use it in college, at the university and 20 years more at the office. Never changed battery and im not going to retire it](https://i.redd.it/phuyskh67mx71.jpg)
CASIO fx-82 SUPER. I bought it in 1.992, use it in college, at the university and 20 years more at the office. Never changed battery and im not going to retire it
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Casio fx-82ES Plus Scientific Calculator 2nd Edition Black : Amazon.de: Stationery & Office Supplies
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Casio - The fx-82 series - - Scientific calculator - Casio The fx82 series - Casio.ledudu.com - Casio pocket computer, calculator, game and watch library. - RETRO CALCULATOR FX PB SF LC SL HP FA
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