| 摘要 |
PROBLEM TO BE SOLVED: To provide a freezing storage bag for food by solving the biggest problem that the timing of pressing a tube when a device and a spacer tube are removed after degassing is difficult. SOLUTION: The spacer tube with sufficient adhesive attached thereto is inserted in a flexible vinyl tube. Thus, the adhesive is stuck to the internal face of the pipe. COPYRIGHT: (C)2005,JPO&NCIPI
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