(under the class definition) Apparatus including means, other than the parts making up the heat exchanger and securing them in operative relationship, which means aids in the assembly or disassembly, or restores or aids in restoring the apparatus to its former condition after injury or decay.
(1) Note. Mere devices with disconnectable pipe joints are not repair or assembly means and are classified in appropriate subclasses below.
SEE OR SEARCH CLASS
29, Metal Working,
890.03+, for the process of making a heat exchanger or boiler and subclasses 726+ for apparatus for assembling and disassembling a heat exchanger.
62, Refrigeration, 298+, for refrigerating apparatus with repair, assembly or disassembly means.
901, Robots, appropriate subcollections for a robot device in general.
