Patent classifications
A
HUMAN NECESSITIES
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A22
BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
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A22C
PROCESSING MEAT, POULTRY, OR FISH
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25/00
Processing fish; ; Curing of fish; Stunning of fish by electric current; Investigating fish by optical means
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A22C25/16
Removing fish-bones; Filleting fish
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