发明授权
US5981911A Method for heating the surface of a food receptacle 失效
用于加热食物容器表面的方法

Method for heating the surface of a food receptacle
摘要:
A method is provided for heating the surface of a food receptacle to heat the food contained therein. The method comprises, providing a laminated composite heater element, impermeable to water. The heater element is disposed on the surface of the food receptacle and is heated at prescribed intervals and temperatures effective to heat the receptacle surface and thereby heating the food contained therein.
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