Who invented Thermos Flask and when?

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posted Feb 6, 2017 by Minal Parmar

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1 Answer

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Invented in 1892 by Sir James Dewar, a scientist at Oxford University. The "vacuum flask" was first manufactured for commercial use in 1904, when two German glass blowers formed Thermos GmbH.

answer Mar 7, 2017 by Shivaranjini

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