| IPC 7 English version |
| B31D-B31D00504 |
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| SECTION B – PERFORMING OPERATIONS; TRANSPORTING |
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| B 31 | MAKING PAPER ARTICLES; WORKING PAPER (making layered products not composed wholly of paper or cardboard B32B; handling thin material, e.g. sheets, webs, B65H) |
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| B 31 D | MAKING OTHER PAPER ARTICLES (manufacture by dry processes of articles made from particles or fibres consisting of wood or other lignocellulosic or like organic material B27N; making layered products not composed wholly of paper or cardboard B32B; making cardboard or paper D21F, D21H, making articles from wood pulp D21J) |
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| Note |
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| This subclass covers the making, otherwise than by winding, of articles other than boxes, cartons, envelopes, bags, and tubes from paper, other than from paper pulp. |
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1/ | 00 | Multiple-step processes for making flat articles |
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1/ | 02 | . | the articles being labels or tags (means or processes for attaching threads D05) |
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1/ | 04 | . | the articles being napkins, handkerchiefs, towels, doilies, or the like |
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1/ | 06 | . | the articles being handles |
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3/ | 00 | Making articles of cellular structure, e.g. insulating board |
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3/ | 02 | . | honeycombed structures |
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3/ | 04 | . | cellular packaging articles, e.g. for bottles |
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5/ | 00 | Multiple-step processes for making three-dimensional articles (assembly of garlands A41G 1/00; making receptacles or containers B31B; making tubes B31B, B31C) |
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5/ | 02 | . | including pressing |
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5/ | 04 | . | including folding or pleating, e.g. Chinese lanterns |
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