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Search results: 4 matches found for 1923
  1. Marshall Amplification — 2019-04-08 16:15:13
    …ndustry]]:[[Music]]: {{Databox Image="JimMarshall.jpg" class="right" title="Jim Marshall" width="300" birth_date="29/7/1923" death_date="5/4/2012" }} James Charles Marshall, OBE (1923 – 2012) was born in Acton, West [[London]], [[England]]…
  2. Mayday — 2017-06-19 21:40:16
    …irth_place="Holly Lodge, Seaford" death_date="Mar 01 1962" death_place="Chelmsford" }} === Frederick Stanley Mockford 1923 === ~-[[CategoryTransport]] The international distress call 'Mayday' was devised by Mockford 1923. Pilots needed a cle…
  3. Vacuum Flask — 2017-05-02 15:07:40
    …age="James-dewar.jpg" Who="James" width="" birth_date="20 September 1842" birth_place="Kincardine" death_date="27 March 1923" death_place="London" }} [[CategoryInventions]]>[[CategoryDomestic]] === James Dewar 1904 === The vacuum flask was i…
    …nvented by the Scottish physicist James Dewar (1842-1923) was also a brilliant experimental physicist. He was born at Kincardine-on-Forth [[Scotland]] on September 20, 1842 and…
    …vacuum between and silvering on the inner walls helped to reflect heat. He was knighted in 1904 and died on March 27, 1923. == Cordite == Dewar is also the joint inventor of cordite with **Sir Frederick Abel** in **1889**. The disadvantage…
  4. Automatic watch — 2016-03-06 00:37:12
    …nding Watch == {{image url="JohnHarwood.jpg" class="right" title="John Harwood" width="250" }} {{toc}} === John Harwood 1923 === Invented in 1923 by John Harwood (1893 – 1964), a watch repairer from Bolton [[Lancashire]] who took out a **UK …
    …patent** with his financial backer, Harry Cutts, on 7 July 1923, and obtained a corresponding **Swiss patent** on 16 October 1923. ::c:: == Sealed Watch == Recognizing that dust and d…

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