| 摘要 |
The present invention relates to a refrigerator and others, and in particular, purports to achieve a refrigerator, freezer, storage container, and cold storage which preserve the freshness of foods using the vacuum technology. An industrial refrigerator-freezer which has one or a plurality of storages and cooling means for cooling these storages comprise a hermetically sealed containers 11 installed inside the storage to refrigerate foods, exhaust means comprising an exhaust pump 19 , exhaust duct 20 and others to individually exhaust air in the hermetically sealed containers 11 , and a switching means installed to an operation panel 15 to turn on/off the exhaust means.
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