US772330A
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Pipe-line for hydraulic dredges.
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GB190022659A
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Improvements in and relating to Anchors.
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US725818A
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Cutter for suction-dredges.
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US725817A
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Cutter for dredges.
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GB190017321A
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Improvements relating to Flexible Connections for the Discharge Pipes of Suction Dredgers.
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GB190016472A
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Improvements relating to Rotary Cutters for Suction Dredgers.
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GB190016236A
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Improvements relating to Suction Dredgers.
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GB190015502A
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Improvements relating to Discharge Pipes for Suction Dredgers.
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US714996A
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Hydraulic dredge.
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GB190015320A
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Improvements relating to Flexible Connections for Pipes or Tubes.
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US716173A
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Suction-dredge.
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GB190015239A
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Improvements relating to Flexible Connections for Pipes or Tubes.
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GB190014551A
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Improvements in Dredging Vessels applicable also as Ice Breakers
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US704231A
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Hydraulic dredge.
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US692815A
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Mouthpiece for suction-dredges.
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US725203A
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Apparatus for forming navigable channels.
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US725202A
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Method of forming navigable channels.
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US707293A
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Hydraulic dredge.
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US692973A
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Hydraulic dredge.
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