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3722490
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Patent number 3,722,490
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Issue date Mar 27, 1973
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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3690768
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Patent number 3,690,768
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Issue date Sep 12, 1972
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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3613482
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Patent number 3,613,482
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Issue date Oct 19, 1971
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2542707
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Patent number 2,542,707
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Issue date Feb 20, 1951
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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2048051
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Patent number 2,048,051
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Issue date Jul 21, 1936
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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1735543
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Patent number 1,735,543
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Issue date Nov 12, 1929
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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1607179
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Patent number 1,607,179
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Issue date Nov 16, 1926
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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1349630
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Patent number 1,349,630
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Issue date Aug 17, 1920
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES