Descriptions for B21C and notes/indexes are displayed on this screen.
| B21C
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MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
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Subclass indexes
METAL DRAWING | General methods | 1/00 | Auxiliary operations | 5/00, 9/00 | Equipment | 3/00, 19/00 | METAL EXTRUDING | General methods | 23/00 | Auxiliary operations | 29/00, 33/00, 35/00 | Equipment | 25/00, 26/00, 27/00 | Control | 31/00 | DETAILS COMMON TO DRAWING AND EXTRUDING OF METAL | 43/00 | MANUFACTURING NOT OTHERWISE PROVIDED FOR | 37/00 | AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL | Reeling | 47/00 | Other auxiliary operations | 45/00, 51/00 | Auxiliary equipment | 19/00, 49/00 |
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