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Variable compression ratio connecting rods
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Patent number 6,371,062
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Issue date Apr 16, 2002
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Ford Global Technologies, Inc.
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V. Durga Nageswar Rao
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Low friction cam shaft
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Patent number 6,167,856
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Issue date Jan 2, 2001
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Ford Global Technologies, Inc.
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Vemulapalli Durga N. Rao
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Piston sealing assembly
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Patent number 5,695,199
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Issue date Dec 9, 1997
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V. Durga Nageswar Rao
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...