Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B31
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
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B31B
MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
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2155/00
Flexible containers made from webs
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B31B2155/001
by folding webs longitudinally
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B31B2155/0014
having their openings facing transversally to the direction of movement
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