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-
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Water tube boiler
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Patent number 7,412,946
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Issue date Aug 19, 2008
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Edward Pritchard
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F22 - STEAM GENERATION
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Vapor phase heaters
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Patent number 6,701,067
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Issue date Mar 2, 2004
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Rieter ICBT
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Geoffrey Naylor
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F22 - STEAM GENERATION
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Heat exchanger
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Patent number 5,295,457
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Issue date Mar 22, 1994
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Rational Grosskuechentechnik Service GmbH
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Gerd Gumienny
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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3823693
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Patent number 3,823,693
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Issue date Jul 16, 1974
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F22 - STEAM GENERATION
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3796193
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Patent number 3,796,193
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Issue date Mar 12, 1974
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F22 - STEAM GENERATION
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3796194
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Patent number 3,796,194
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Issue date Mar 12, 1974
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F22 - STEAM GENERATION
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3533379
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Patent number 3,533,379
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Issue date Oct 13, 1970
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F24 - HEATING RANGES VENTILATING
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3410252
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Patent number 3,410,252
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Issue date Nov 12, 1968
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F22 - STEAM GENERATION
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3388692
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Patent number 3,388,692
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Issue date Jun 18, 1968
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F24 - HEATING RANGES VENTILATING
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3353850
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Patent number 3,353,850
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Issue date Nov 21, 1967
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F24 - HEATING RANGES VENTILATING
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3262497
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Patent number 3,262,497
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Issue date Jul 26, 1966
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F28 - HEAT EXCHANGE IN GENERAL
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3197660
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Patent number 3,197,660
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Issue date Jul 27, 1965
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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3177387
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Patent number 3,177,387
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Issue date Apr 6, 1965
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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2974649
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Patent number 2,974,649
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Issue date Mar 14, 1961
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F28 - HEAT EXCHANGE IN GENERAL
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2924438
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Patent number 2,924,438
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Issue date Feb 9, 1960
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F24 - HEATING RANGES VENTILATING
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2880973
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Patent number 2,880,973
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Issue date Apr 7, 1959
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F22 - STEAM GENERATION
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2833526
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Patent number 2,833,526
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Issue date May 6, 1958
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F22 - STEAM GENERATION
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2827023
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Patent number 2,827,023
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Issue date Mar 18, 1958
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F22 - STEAM GENERATION
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2685940
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Patent number 2,685,940
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Issue date Aug 10, 1954
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F28 - HEAT EXCHANGE IN GENERAL
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2656821
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Patent number 2,656,821
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Issue date Oct 27, 1953
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F22 - STEAM GENERATION
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2639127
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Patent number 2,639,127
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Issue date May 19, 1953
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C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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2589218
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Patent number 2,589,218
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Issue date Mar 18, 1952
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F22 - STEAM GENERATION
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2588310
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Patent number 2,588,310
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Issue date Mar 4, 1952
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F22 - STEAM GENERATION
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2569155
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Patent number 2,569,155
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Issue date Sep 25, 1951
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F22 - STEAM GENERATION
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2529611
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Patent number 2,529,611
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Issue date Nov 14, 1950
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F22 - STEAM GENERATION
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2515701
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Patent number 2,515,701
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Issue date Jul 18, 1950
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F22 - STEAM GENERATION
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2480440
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Patent number 2,480,440
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Issue date Aug 30, 1949
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F22 - STEAM GENERATION