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Rotor assembly
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Patent number 11,459,088
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Issue date Oct 4, 2022
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Textron Innovations Inc.
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George Matthew Thompson
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B64 - AIRCRAFT AVIATION COSMONAUTICS
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Geared turbofan engine
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Patent number 11,199,196
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Issue date Dec 14, 2021
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Rolls-Royce PLC
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Clive Breen
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Dual blade assembly propeller
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Patent number 10,569,851
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Issue date Feb 25, 2020
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Ben L. DeJesus
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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3226031
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Patent number 3,226,031
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Issue date Dec 28, 1965
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B64 - AIRCRAFT AVIATION COSMONAUTICS
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2474562
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Patent number 2,474,562
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Issue date Jun 28, 1949
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B64 - AIRCRAFT AVIATION COSMONAUTICS
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2344266
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Patent number 2,344,266
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Issue date Mar 14, 1944
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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1822867
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Patent number 1,822,867
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Issue date Sep 8, 1931
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B64 - AIRCRAFT AVIATION COSMONAUTICS
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1304102
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Patent number 1,304,102
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Issue date May 20, 1919
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B64 - AIRCRAFT AVIATION COSMONAUTICS
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1228787
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Patent number 1,228,787
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Issue date Jun 5, 1917
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B64 - AIRCRAFT AVIATION COSMONAUTICS