| 摘要 |
PROBLEM TO BE SOLVED: To make it readily and surely visible from outside that large sea fish, e.g. tuna have undergone the proper killing treatment with a wire passed through from the head into the spinal column. SOLUTION: The fish-killing wire tool 1 is exposed outside at one end 1a from the tail 5 cross section and the other end 1b is exposed outside at the head cross section of the fish body 2. COPYRIGHT: (C)2003,JPO
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