লেন্স এর জনক কে?

By Sakazi Desk / March 30, 2023

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Sakazi Desk

Mar 30, 2023 02:33 PM 1 Answers General Knowledge

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লেন্স এর জনক কে?

ক) Bill Gates

খ) Elon Musk

গ) Professor Otto Wichterle

ঘ) Mark Zuckerberg

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Sakazi Desk

Mar 30, 2023

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গ) Professor Otto Wichterle

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