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2869516
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Patent number 2,869,516
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Issue date Jan 20, 1959
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2687609
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Patent number 2,687,609
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Issue date Aug 31, 1954
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2638880
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Patent number 2,638,880
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Issue date May 19, 1953
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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2387964
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Patent number 2,387,964
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Issue date Oct 30, 1945
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2376792
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Patent number 2,376,792
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Issue date May 22, 1945
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2371942
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Patent number 2,371,942
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Issue date Mar 20, 1945
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2358165
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Patent number 2,358,165
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Issue date Sep 12, 1944
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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2335501
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Patent number 2,335,501
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Issue date Nov 30, 1943
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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1362722
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Patent number 1,362,722
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Issue date Dec 21, 1920
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES