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When was the vacuum flask invented and made? - Knowledge - Guangzhou Diller Daily Necessities Co.,Ltd
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![James Dewar's ( 1842-1923) inventor of the vacuum flask. His old flasks, top, and new flasks. From his ''Liquid Atmospheric Air'', London, 1893 Stock Photo - Alamy James Dewar's ( 1842-1923) inventor of the vacuum flask. His old flasks, top, and new flasks. From his ''Liquid Atmospheric Air'', London, 1893 Stock Photo - Alamy](https://c8.alamy.com/comp/D9DM73/james-dewars-1842-1923-inventor-of-the-vacuum-flask-his-old-flasks-D9DM73.jpg)
James Dewar's ( 1842-1923) inventor of the vacuum flask. His old flasks, top, and new flasks. From his ''Liquid Atmospheric Air'', London, 1893 Stock Photo - Alamy
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