(under the class definition) Apparatus including structure in the form of a mask, shield or baffle by which a portion of surface area of an article is shielded from direct heating or has heat concentrated therein to provide differential heating of the article sections.
SEE OR SEARCH THIS CLASS, SUBCLASS:
10, for a process of heating an article with provision for localized treating or shielding of a section of the article.
SEE OR SEARCH CLASS
99, Foods and Beverages: Apparatus,
447, for a heat distributor for a food cooker. 228, Metal Fusion Bonding,
59, for a heat shield used in metal fusion bonding and subclass 214 for the process of bonding while using such a shield.