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The dragon backbone pump was invented during the Song dynasty.
The dragon backbone pump was a pump used and invente during the Song dynasty that was used to pump water out of water deposits. It allowed one farmer to do the work of several.
Jodi Im
During The Song Dynasty In Ancient China:)
yes
The Chinese Backbone Pump was used for collecting water out of wells and freshwater deposits. It saved time and convenience by needing only one person to operate it and not having to keep running back and forth scooping water.
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5000
no