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On this page, you can select 「MainGroup」 or 「Facet」 in B21H. |
HB:Handbook | ||||
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Select the desired 「MainGroup」 or 「facet」 etc. |
CC:Concordance | ||||
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Making articles shaped as bodies of revolution (rolling tubes B21B 17/00-B21B 25/00) | HB | CC | 4E072 | |
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Making helical bodies or bodies having parts of helical shape (helical gears B21H 5/00; bending strip or the like helically B21D 11/06; forming tubes or tube walls into helical shape B21D 15/04) | HB | CC | 4E072 | |
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Making gear wheels | HB | CC | 4E072 | |
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Making articles not provided for in groups B21H 1/00-B21H 5/00, e.g. agricultural tools, dinner forks, knives, spoons (nails, pins B21G 3/30) | HB | CC | 4E072 | |
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Rolling metal of indefinite length in repetitive shapes specially designed for the manufacture of particular objects | HB | CC | 4E072 | |
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Feeding arrangements for rolling machines or apparatus manufacturing articles dealt with in this subclass | HB | CC | 4E072 | |