(under subclass 178) Process in which one of the work parts is a material other than metal.
SEE OR SEARCH THIS CLASS, SUBCLASS:
120, for a process of mechanically attaching a metallic bonding lamina to a nonmetal base, and then bonding that metallic bonding lamina to another work part.
122.1, for bonding a nonmetal to a metal, using a metallic filler.
903, for an art collection of bonding of a metal part to a nonmetal part.