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Autonomous underwater vehicles
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Patent number 11,946,442
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Issue date Apr 2, 2024
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Jarlath McEntee
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F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
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Vortex shedding cyclical propeller
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Patent number 7,762,776
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Issue date Jul 27, 2010
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Siegel Aerodynamics, Inc.
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Stefan Günther Siegel
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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Transverse watercraft propeller
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Patent number 6,860,772
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Issue date Mar 1, 2005
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Vladimir M. Kabakov
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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High-speed paddle wheel catamaran
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Patent number 6,743,064
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Issue date Jun 1, 2004
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The United States of America as represented by the Secretary of the Navy
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Thomas J. Gieseke
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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Pedal boat
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Patent number 5,989,081
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Issue date Nov 23, 1999
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Step Jet Corporation
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David Lekhtman
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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Paddlewheel apparatus
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Patent number 5,195,872
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Issue date Mar 23, 1993
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Bruce S. Morgan
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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Paddlewheel apparatus
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Patent number 5,082,423
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Issue date Jan 21, 1992
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Bruce S. Morgan
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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3847109
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Patent number 3,847,109
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Issue date Nov 12, 1974
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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3759213
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Patent number 3,759,213
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Issue date Sep 18, 1973
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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3703577
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Patent number 3,703,577
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Issue date Nov 21, 1972
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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3555036
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Patent number 3,555,036
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Issue date Jan 12, 1971
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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3551437
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Patent number 3,551,437
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Issue date Dec 29, 1970
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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3551436
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Patent number 3,551,436
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Issue date Dec 29, 1970
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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2669309
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Patent number 2,669,309
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Issue date Feb 16, 1954
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B64 - AIRCRAFT AVIATION COSMONAUTICS
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2258699
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Patent number 2,258,699
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Issue date Oct 14, 1941
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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2241159
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Patent number 2,241,159
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Issue date May 6, 1941
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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2218761
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Patent number 2,218,761
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Issue date Oct 22, 1940
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B64 - AIRCRAFT AVIATION COSMONAUTICS
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1869136
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Patent number 1,869,136
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Issue date Jul 26, 1932
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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1796540
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Patent number 1,796,540
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Issue date Mar 17, 1931
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT