Vintage vacuum flask (Termos) free clip art |
More than 100 years ago Thermos used to be called a Dewar flask or Dewar bottle after its inventor Scottish physicist and chemist Sir James Dewar. He invented it in 1892, but in 1904 lost a court case in claiming the rights to the invention to German company, Thermos GmbH, who started commertial production of vacuum flasks by the brand name "Thermos".
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