Cutting window openings

Full Title

Making flexible containers, e.g. envelopes or bags > Auxiliary operations > Forming or attaching accessories, e.g. opening devices, closures or tear strings > Forming or attaching windows > Cutting window openings

Classification Context

Section:

PERFORMING OPERATIONS; TRANSPORTING

Class:

MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER

Subclass:

MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER