Working of wood not provided for in subclasses B27B - B27L, e.g. by stretching

Child Classifications

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• B27M 1/003
• B27M 1/02 by compressing
• B27M 1/04 by punching out
• B27M 1/06 by burning or charring, e.g. cutting with hot wire (as surface treatment B44B )
• B27M 1/08 by multi-step processes