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-
-
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3485293
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Patent number 3,485,293
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Issue date Dec 23, 1969
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B60 - VEHICLES IN GENERAL
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3251407
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Patent number 3,251,407
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Issue date May 17, 1966
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F24 - HEATING RANGES VENTILATING
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3219104
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Patent number 3,219,104
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Issue date Nov 23, 1965
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E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
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3147799
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Patent number 3,147,799
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Issue date Sep 8, 1964
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F28 - HEAT EXCHANGE IN GENERAL
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3126054
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Patent number 3,126,054
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Issue date Mar 24, 1964
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A21 - BAKING EDIBLE DOUGHS
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1999081
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Patent number 1,999,081
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Issue date Apr 23, 1935
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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1948280
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Patent number 1,948,280
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Issue date Feb 20, 1934
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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1941587
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Patent number 1,941,587
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Issue date Jan 2, 1934
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F28 - HEAT EXCHANGE IN GENERAL
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1849946
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Patent number 1,849,946
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Issue date Mar 15, 1932
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F28 - HEAT EXCHANGE IN GENERAL
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1775397
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Patent number 1,775,397
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Issue date Sep 9, 1930
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F26 - DRYING
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1770008
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Patent number 1,770,008
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Issue date Jul 8, 1930
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F24 - HEATING RANGES VENTILATING
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1726361
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Patent number 1,726,361
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Issue date Aug 27, 1929
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F28 - HEAT EXCHANGE IN GENERAL
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1667551
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Patent number 1,667,551
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Issue date Apr 24, 1928
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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1666285
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Patent number 1,666,285
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Issue date Apr 17, 1928
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A21 - BAKING EDIBLE DOUGHS
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1599730
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Patent number 1,599,730
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Issue date Sep 14, 1926
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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1132936
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Patent number 1,132,936
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Issue date Mar 23, 1915
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F28 - HEAT EXCHANGE IN GENERAL
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1047052
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Patent number 1,047,052
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Issue date Dec 10, 1912
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F28 - HEAT EXCHANGE IN GENERAL
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1021301
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Patent number 1,021,301
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Issue date Mar 26, 1912
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F28 - HEAT EXCHANGE IN GENERAL
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1004358
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Patent number 1,004,358
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Issue date Sep 26, 1911
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F28 - HEAT EXCHANGE IN GENERAL
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965687
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Patent number 965,687
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Issue date Jul 26, 1910
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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883570
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Patent number 883,570
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Issue date Mar 31, 1908
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F28 - HEAT EXCHANGE IN GENERAL
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859876
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Patent number 859,876
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Issue date Jul 9, 1907
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F28 - HEAT EXCHANGE IN GENERAL
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838853
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Patent number 838,853
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Issue date Dec 18, 1906
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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766442
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Patent number 766,442
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Issue date Aug 2, 1904
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F28 - HEAT EXCHANGE IN GENERAL
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676950
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Patent number 676,950
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Issue date Jun 25, 1901
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F28 - HEAT EXCHANGE IN GENERAL
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665308
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Patent number 665,308
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Issue date Jan 1, 1901
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F28 - HEAT EXCHANGE IN GENERAL
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628689
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Patent number 628,689
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Issue date Jul 11, 1899
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F28 - HEAT EXCHANGE IN GENERAL