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2487003
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Patent number 2,487,003
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Issue date Nov 1, 1949
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2470669
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Patent number 2,470,669
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Issue date May 17, 1949
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2271659
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Patent number 2,271,659
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Issue date Feb 3, 1942
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2249951
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Patent number 2,249,951
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Issue date Jul 22, 1941
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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2239663
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Patent number 2,239,663
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Issue date Apr 22, 1941
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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2076480
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Patent number 2,076,480
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Issue date Apr 6, 1937
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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1810130
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Patent number 1,810,130
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Issue date Jun 16, 1931
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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1594725
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Patent number 1,594,725
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Issue date Aug 3, 1926
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES