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| SECTION C CHEMISTRY; METALLURGY |
| C 12 | BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING |
| C 12 L | PITCHING OR DEPITCHING MACHINES; CELLAR TOOLS (cleaning of casks B08B 9/00) |
| Note |
| In this subclass, it is desirable to add the indexing codes of subclass C12R. The indexing codes should be linked. [6] |
3/ | 00 | Pitching or depitching machines |
9/ | 00 | Venting devices for casks, barrels, or the like |
11/ | 00 | Cellar tools |