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US4051466A
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Arrangement for detecting the presence of snow, ice and other freezing precipitation, particularly on railway track structures, and the like
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DE2453243A1
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ELECTRIC TUBE RADIATOR
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DE2427864A1
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SWITCH HEATING
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GB1357110A
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Heating devices
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FR1526356A
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tubular electric heating element with one-sided connection and method for its manufacture
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GB1186045A
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Metal Sheathed Resistance Heater Elements with Single-End Connections
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FR77933E
|
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Construction and arrangement of electric hotplates in electric cookers
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FR1185062A
|
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Device for approaching, turning or adjusting the height of the heating element of an electric cooking plate with a tubular grill
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FR1138004A
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Construction and arrangement of electric hotplates in electric cookers
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