Description: 342 / (20) With Signal Or Energy Processing (23) For Motive Power (29) For Electric Drive (29.5) Engine Starting (29.51) Generator Acting as Motor
Hierarchy/Derived subclasses
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search just 342/29.51This 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.