US2013755A
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Electric furnace
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US2040771A
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Hygrometric apparatus
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Electrical resistor and its manufacture
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Thermocouple and method of mounting the same
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Glaze for nonmetallic resistors
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GB411105A
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Improvements in or relating to electric resistance furnaces
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DE660946C
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Electric furnace with silicon carbide heating elements
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DE630097C
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Process for the production of non-metallic heating resistors
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GB409031A
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Improvements in or relating to non-metallic resistors and the manufacture thereof
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US1969132A
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Terminal for electric heating appliances
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Electrical resistance and method of manufacture
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US2003625A
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Terminal connection for electric heating elements
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Temperature controlling device
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GB396088A
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Improvements in or relating to the manufacture of silicon carbide bodies
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US1954128A
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Heating appliance
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US1906963A
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Impregnated silicon carbide article and the manufacture thereof
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US1906853A
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Silicon carbide resistor and manufacture thereof
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US2032077A
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Manufacture of silicon carbide resistors
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US1844906A
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Electric heating appliance
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US1897004A
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Electrical connection for nonmetallic resistors
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