![Sample TM-21 test showing data points used to calculate L70. (Courtesy... | Download Scientific Diagram Sample TM-21 test showing data points used to calculate L70. (Courtesy... | Download Scientific Diagram](https://www.researchgate.net/profile/Dragos-Pasculescu/publication/349664360/figure/fig2/AS:996035790897154@1614484846881/Sample-TM-21-test-showing-data-points-used-to-calculate-L70-Courtesy-of-the-Street_Q640.jpg)
Sample TM-21 test showing data points used to calculate L70. (Courtesy... | Download Scientific Diagram
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ちついたホ (まとめ)キヤノン 0932C0021台〔×2セット〕 リコメン堂 - 通販 - PayPayモール ビジネス電卓KS-1220TU-WH フリーアングルチルト&大画面液晶 12桁 卓上タイプ ホワイト ➁セットでお
![hey guys, It's my mother's old calculator that I found it in basement, is there any way to fix screen issue? I typed 8 not 1 and 3 : r/calculators hey guys, It's my mother's old calculator that I found it in basement, is there any way to fix screen issue? I typed 8 not 1 and 3 : r/calculators](https://preview.redd.it/qfi9jv1to3t81.jpg?width=640&crop=smart&auto=webp&s=d9e10905e7aeda77d75f91c0dc0c1949664aeda4)
hey guys, It's my mother's old calculator that I found it in basement, is there any way to fix screen issue? I typed 8 not 1 and 3 : r/calculators
![Sample TM-21 test showing data points used to calculate L70. (Courtesy... | Download Scientific Diagram Sample TM-21 test showing data points used to calculate L70. (Courtesy... | Download Scientific Diagram](https://www.researchgate.net/profile/Dragos-Pasculescu/publication/349664360/figure/fig2/AS:996035790897154@1614484846881/Sample-TM-21-test-showing-data-points-used-to-calculate-L70-Courtesy-of-the-Street.jpg)