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3872910
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Issue date Mar 25, 1975
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C01 - INORGANIC CHEMISTRY
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3738411
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Patent number 3,738,411
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Issue date Jun 12, 1973
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C01 - INORGANIC CHEMISTRY
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3674442
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Patent number 3,674,442
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Issue date Jul 4, 1972
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C01 - INORGANIC CHEMISTRY
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3630262
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Patent number 3,630,262
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Issue date Dec 28, 1971
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C01 - INORGANIC CHEMISTRY
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3380806
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Patent number 3,380,806
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Issue date Apr 30, 1968
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C01 - INORGANIC CHEMISTRY
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3362457
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Patent number 3,362,457
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Issue date Jan 9, 1968
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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3349546
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Patent number 3,349,546
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Issue date Oct 31, 1967
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D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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3332470
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Patent number 3,332,470
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Issue date Jul 25, 1967
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C01 - INORGANIC CHEMISTRY
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3298797
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Patent number 3,298,797
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Issue date Jan 17, 1967
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C01 - INORGANIC CHEMISTRY
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3273630
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Patent number 3,273,630
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Issue date Sep 20, 1966
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C01 - INORGANIC CHEMISTRY
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3255036
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Patent number 3,255,036
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Issue date Jun 7, 1966
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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3247888
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Patent number 3,247,888
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Issue date Apr 26, 1966
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F24 - HEATING RANGES VENTILATING
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3228754
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Patent number 3,228,754
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Issue date Jan 11, 1966
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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3216796
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Patent number 3,216,796
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Issue date Nov 9, 1965
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C01 - INORGANIC CHEMISTRY
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3154456
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Patent number 3,154,456
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Issue date Oct 27, 1964
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C01 - INORGANIC CHEMISTRY
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3152005
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Patent number 3,152,005
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A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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3131110
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Patent number 3,131,110
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Issue date Apr 28, 1964
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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2965445
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Issue date Dec 20, 1960
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C01 - INORGANIC CHEMISTRY
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2942657
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Issue date Jun 28, 1960
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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2924274
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C01 - INORGANIC CHEMISTRY
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2873799
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Patent number 2,873,799
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Issue date Feb 17, 1959
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C01 - INORGANIC CHEMISTRY
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2806766
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Issue date Sep 17, 1957
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C01 - INORGANIC CHEMISTRY