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-
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Steam generator
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Patent number 6,076,518
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Issue date Jun 20, 2000
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Rational GmbH
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Jaroslav Klouda
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F22 - STEAM GENERATION
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Annular tube heat exchanger
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Patent number 6,070,559
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Issue date Jun 6, 2000
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Armstrong International, Inc.
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Ronald D. Schlesch
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F24 - HEATING RANGES VENTILATING
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Gas fired humidifier
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Patent number 5,816,496
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Issue date Oct 6, 1998
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James E. Kovacs
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F24 - HEATING RANGES VENTILATING
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-
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Cell boiler
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Patent number 4,641,606
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Issue date Feb 10, 1987
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Delta Salvage Energy, Inc.
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Alfred L. Roberts
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F22 - STEAM GENERATION
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Boiler-driven power generator
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Patent number 4,519,212
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Issue date May 28, 1985
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Shye-Yih Deng
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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-
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Wound boiler
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Patent number 4,261,299
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Issue date Apr 14, 1981
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John D. Marran
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F22 - STEAM GENERATION
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Thermic reactor
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Patent number 4,191,132
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Issue date Mar 4, 1980
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Veikko E. Rahikka
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F24 - HEATING RANGES VENTILATING
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3749079
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Patent number 3,749,079
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Issue date Jul 31, 1973
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F24 - HEATING RANGES VENTILATING
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3734066
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Patent number 3,734,066
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Issue date May 22, 1973
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F22 - STEAM GENERATION
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3368531
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Patent number 3,368,531
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Issue date Feb 13, 1968
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F24 - HEATING RANGES VENTILATING
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3233596
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Patent number 3,233,596
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Issue date Feb 8, 1966
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F24 - HEATING RANGES VENTILATING
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3007457
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Patent number 3,007,457
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Issue date Nov 7, 1961
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F24 - HEATING RANGES VENTILATING
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2748753
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Patent number 2,748,753
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Issue date Jun 5, 1956
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F22 - STEAM GENERATION
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2664861
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Patent number 2,664,861
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Issue date Jan 5, 1954
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F22 - STEAM GENERATION
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2652036
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Patent number 2,652,036
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Issue date Sep 15, 1953
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F24 - HEATING RANGES VENTILATING
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2649844
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Patent number 2,649,844
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Issue date Aug 25, 1953
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F22 - STEAM GENERATION
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2553549
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Patent number 2,553,549
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Issue date May 22, 1951
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F24 - HEATING RANGES VENTILATING
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2552044
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Patent number 2,552,044
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Issue date May 8, 1951
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F22 - STEAM GENERATION
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2544013
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Patent number 2,544,013
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Issue date Mar 6, 1951
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F22 - STEAM GENERATION
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2535507
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Patent number 2,535,507
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Issue date Dec 26, 1950
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F22 - STEAM GENERATION
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2426004
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Patent number 2,426,004
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Issue date Aug 19, 1947
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F22 - STEAM GENERATION
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2401988
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Patent number 2,401,988
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Issue date Jun 11, 1946
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F22 - STEAM GENERATION
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2370145
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Patent number 2,370,145
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Issue date Feb 27, 1945
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F22 - STEAM GENERATION
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2251589
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Patent number 2,251,589
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Issue date Aug 5, 1941
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F24 - HEATING RANGES VENTILATING