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Combustion chamber drain system
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Patent number 5,632,659
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Issue date May 27, 1997
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The United States of America as represented by the Secretary of the Navy
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Shawn K. Martin
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Inflatable boat with demountable transom
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Patent number 4,449,473
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Issue date May 22, 1984
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The United States of America as represented by the Secretary of the Navy
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William W. McCrory
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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Inflatable boat for high speed use
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Patent number 4,251,893
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Issue date Feb 24, 1981
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The United States of America as represented by the Secretary of the Navy
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William W. McCrory
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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Diving helmet breech ring connection
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Patent number 4,034,416
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Issue date Jul 12, 1977
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The United States of America as represented by the Secretary of the Navy
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William R. Buffkin
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT