| http://www.w3.org/ns/prov#value | - The method comprises providing a laminated heater element, disposing the heater element at a predetermined depth in the material and energizing the element at prescribed intervals and temperatures which...http://www.google.com/patents/US6015965?utm_source=gb-gplus-sharePatent US6015965 - Method for heating a solid surface such as a floor, wall, roof, or countertop surfaceAdvanced Patent SearchPubl
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