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Water digger
A water digger comprises three equi-spaced augers meeting near a lowest point. There are three buoys serving as floats for the water digger.
Water digger
A water digger comprises three equi-spaced augers meeting near a lowest point. There are three buoys serving as floats for the water digger.
Water digger
KRASS DE KRASSNOKUTSKI ALEXEI EGMAR (author)
2023-04-06
Patent
Electronic Resource
English