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At that time it was very difficult | |
Founder Tadao kashio, the founder of Casio originally made mechanical parts. Then after going to see the work came up with the idea of creating an electric calculator. At that time it was very difficult to create this innovation. อ่านต่อได้ที่ โรงเรียนวัดไม้เรียง
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ผู้ตั้งกระทู้ calculator :: วันที่ลงประกาศ 2021-09-11 17:24:54 |
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