Category:Porpoise class submarines of the United States

**United States Porpoise-class submarine**
	submarine class
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Instance of	submarine class;
Subclass of	submarine;
Country of origin	United States of America;
Operator	United States Navy;
Manufacturer	General Dynamics Electric Boat;
Follows	Cachalot-class submarine; V-boat;
Followed by	Salmon-class submarine;
Authority file
	Q967977;
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Subcategories

This category has the following 2 subcategories, out of 2 total.