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3218739
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Information
Patent Grant
3218739
References
Source
Patent Number
3,218,739
Date Filed
Not available
Date Issued
Tuesday, November 23, 1965
58 years ago
CPC
E02F9/045 - for moving on the underwater bottom
E02F3/8858 - Submerged units
E02F3/9231 - Suction wheels with axis of rotation parallel to longitudinal axis of the suction pipe
US Classifications
037 - Excavating
175 - Boring or penetrating the earth
405 - Hydraulic and earth engineering
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