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Humidifier
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Patent number 4,216,176
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Issue date Aug 5, 1980
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Hajimu Tanaka
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F24 - HEATING RANGES VENTILATING
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2595029
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Patent number 2,595,029
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Issue date Apr 29, 1952
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F24 - HEATING RANGES VENTILATING
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2508530
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Patent number 2,508,530
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Issue date May 23, 1950
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F24 - HEATING RANGES VENTILATING
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2424268
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Patent number 2,424,268
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Issue date Jul 22, 1947
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F24 - HEATING RANGES VENTILATING
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2197886
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Patent number 2,197,886
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Issue date Apr 23, 1940
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F24 - HEATING RANGES VENTILATING
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1957576
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Patent number 1,957,576
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Issue date May 8, 1934
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F24 - HEATING RANGES VENTILATING
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1871277
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Patent number 1,871,277
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Issue date Aug 9, 1932
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F24 - HEATING RANGES VENTILATING
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1867064
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Patent number 1,867,064
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Issue date Jul 12, 1932
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F24 - HEATING RANGES VENTILATING
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1625663
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Patent number 1,625,663
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Issue date Apr 19, 1927
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F24 - HEATING RANGES VENTILATING