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Gear cutting, milling, or planing

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
409064000 MILLING 402
409001000 GEAR CUTTING 81
409288000 PLANING 10
409243000 BROACHING 8

Patent applications in class Gear cutting, milling, or planing

Patent applications in all subclasses Gear cutting, milling, or planing