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实用新型名称:一种方便充气装置申请号:87209846 本实用新型是一种方便充气装置。该装置的主要特征是,在充气机的压缩空气排出
Utility model name: a convenient inflatable device application number: 87209846 The utility model is a convenient inflatable device. The main feature of the device is that the compressed air in the inflator is vented