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USS Portunus is a name used more than once by the U.S. Navy:
USS Portunus (ARC-1), laid down by the Federal Shipbuilding and Drydock Co., Newark, New Jersey, as LSMβ275 1 August 1944.
List of ships with the same or similar names
This article includes a list of ships with the same or similar names. If an internal link for a specific ship led you here, you may wish to change the link to point directly to the intended ship article, if one exists.
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