Patents
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C12 - Biochemistry; Beer; Spirits; Wine; Vinegar; Microbiology; Enzymology; Mutation or genetic engineering
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C12L - Pitching or depitching machines; Cellar tools
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C12L 3 - Pitching or depitching machines
Patents for C12L 3 - Pitching or depitching machines (1)
10/1999
10/27/1999
CN2345544Y
Pitch depitching device