(under subclass 52) Device, including means to raise the temperature of the instrumentality.
SEE OR SEARCH CLASS
126, Stoves and Furnaces,
236+, for the combination of a "soldering iron" and a heater, and see Lines With Other Classes and Within This Class,
Relationship to Other Classes, The Heating Classes, in Class 228.
219, Electric Heating, for the combination of a "soldering iron" and electrical heating means, and see Lines With Other Classes and Within This Class, Relationship to Other Classes, The Heating Classes, in Class 228.