Description: 122 / (109) Fluid Treatment And Handling (110) Superheat and Reheat (119) Fire Tube Boiler (122) Superheater in Smokebox

Hierarchy/Derived subclasses

122 / 109

-> 110

-> 119

-> 122

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This will show what classes derive from the input. Ex: entering 78/35 shows the derived classes and the search that can be used to find patents in those subclasses.

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