Analysis of information sources in references of the Wikipedia article "Russell Hobbs" in English language version.
Metritherm furnaces [...] We had four of these furnaces to make the world leading 3 kW 'Flat Element' using 'Thick Film' Technology. Great invention developed, manufactured successfully in volume in Britain beating everyone else in the world then relocated to China by the new American owners to fail and disappear without trace.
1996 Millenium kettle invented with a British made, OPTEC disk and becomes the fastest boiling kettle
1996 Millenium kettle invented with a British made, OPTEC disk and becomes the fastest boiling kettle
Metritherm furnaces [...] We had four of these furnaces to make the world leading 3 kW 'Flat Element' using 'Thick Film' Technology. Great invention developed, manufactured successfully in volume in Britain beating everyone else in the world then relocated to China by the new American owners to fail and disappear without trace.