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3267911
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Patent number 3,267,911
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Issue date Aug 23, 1966
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F22 - STEAM GENERATION
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3213835
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Patent number 3,213,835
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Issue date Oct 26, 1965
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F22 - STEAM GENERATION
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3202135
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Patent number 3,202,135
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Issue date Aug 24, 1965
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F22 - STEAM GENERATION
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3202138
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Patent number 3,202,138
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Issue date Aug 24, 1965
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F22 - STEAM GENERATION
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3196844
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Patent number 3,196,844
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Issue date Jul 27, 1965
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F22 - STEAM GENERATION
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3189008
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Patent number 3,189,008
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Issue date Jun 15, 1965
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G05 - CONTROLLING REGULATING
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3187727
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Patent number 3,187,727
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Issue date Jun 8, 1965
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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3155079
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Patent number 3,155,079
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Issue date Nov 3, 1964
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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3155077
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Patent number 3,155,077
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Issue date Nov 3, 1964
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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3155078
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Patent number 3,155,078
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Issue date Nov 3, 1964
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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3135249
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Patent number 3,135,249
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Issue date Jun 2, 1964
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F22 - STEAM GENERATION
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3135250
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Patent number 3,135,250
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Issue date Jun 2, 1964
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F22 - STEAM GENERATION
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3135252
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Patent number 3,135,252
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Issue date Jun 2, 1964
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F22 - STEAM GENERATION
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3081750
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Patent number 3,081,750
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Issue date Mar 19, 1963
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F22 - STEAM GENERATION
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2848983
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Patent number 2,848,983
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Issue date Aug 26, 1958
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F22 - STEAM GENERATION