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Towel dryer
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Patent number 8,227,730
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Issue date Jul 24, 2012
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Swisspal AG
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Silvia Bader
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F28 - HEAT EXCHANGE IN GENERAL
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Heating element
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Patent number 7,357,175
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Issue date Apr 15, 2008
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Silvia Bader
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F28 - HEAT EXCHANGE IN GENERAL
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Decorative radiator
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Patent number 7,089,996
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Issue date Aug 15, 2006
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Marcel Stroobants
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F28 - HEAT EXCHANGE IN GENERAL
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Space heating radiator
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Patent number 4,703,889
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Issue date Nov 3, 1987
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British Alcan Aluminium Limited
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Victor J. Simpson
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F28 - HEAT EXCHANGE IN GENERAL
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Warm water heater
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Patent number 4,160,475
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Issue date Jul 10, 1979
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Thomas Wilbs
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F28 - HEAT EXCHANGE IN GENERAL
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3908758
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Patent number 3,908,758
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Issue date Sep 30, 1975
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F28 - HEAT EXCHANGE IN GENERAL
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3797568
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Patent number 3,797,568
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Issue date Mar 19, 1974
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F28 - HEAT EXCHANGE IN GENERAL
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3512238
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Patent number 3,512,238
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Issue date May 19, 1970
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
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3470947
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Patent number 3,470,947
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Issue date Oct 7, 1969
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F28 - HEAT EXCHANGE IN GENERAL
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3439732
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Patent number 3,439,732
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Issue date Apr 22, 1969
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B22 - CASTING POWDER METALLURGY
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3426840
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Patent number 3,426,840
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Issue date Feb 11, 1969
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F28 - HEAT EXCHANGE IN GENERAL
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3391731
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Patent number 3,391,731
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Issue date Jul 9, 1968
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B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...