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Active balum star mixer
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Patent number 4,712,024
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Issue date Dec 8, 1987
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Sperry Corporation
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Charles F. McGuire
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C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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3737792
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Patent number 3,737,792
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Issue date Jun 5, 1973
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H03 - BASIC ELECTRONIC CIRCUITRY
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3737807
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Patent number 3,737,807
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Issue date Jun 5, 1973
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H03 - BASIC ELECTRONIC CIRCUITRY
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3732497
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Patent number 3,732,497
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Issue date May 8, 1973
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H03 - BASIC ELECTRONIC CIRCUITRY
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3728645
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Patent number 3,728,645
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Issue date Apr 17, 1973
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H03 - BASIC ELECTRONIC CIRCUITRY
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3717826
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Patent number 3,717,826
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Issue date Feb 20, 1973
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H03 - BASIC ELECTRONIC CIRCUITRY
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3649917
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Patent number 3,649,917
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Issue date Mar 14, 1972
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G01 - MEASURING TESTING
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3611195
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Patent number 3,611,195
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Issue date Oct 5, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3585525
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Patent number 3,585,525
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Issue date Jun 15, 1971
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H03 - BASIC ELECTRONIC CIRCUITRY
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3544809
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Patent number 3,544,809
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Issue date Dec 1, 1970
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H03 - BASIC ELECTRONIC CIRCUITRY
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3364442
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Patent number 3,364,442
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Issue date Jan 16, 1968
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H03 - BASIC ELECTRONIC CIRCUITRY
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3323513
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Patent number 3,323,513
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Issue date Jun 6, 1967
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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3243730
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Patent number 3,243,730
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Issue date Mar 29, 1966
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H03 - BASIC ELECTRONIC CIRCUITRY
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3110863
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Patent number 3,110,863
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Issue date Nov 12, 1963
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H03 - BASIC ELECTRONIC CIRCUITRY
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3080535
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Patent number 3,080,535
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Issue date Mar 5, 1963
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H03 - BASIC ELECTRONIC CIRCUITRY
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3046508
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Patent number 3,046,508
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Issue date Jul 24, 1962
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H03 - BASIC ELECTRONIC CIRCUITRY
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3042884
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Patent number 3,042,884
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Issue date Jul 3, 1962
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H03 - BASIC ELECTRONIC CIRCUITRY
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2972120
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Patent number 2,972,120
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Issue date Feb 14, 1961
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H03 - BASIC ELECTRONIC CIRCUITRY
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2888648
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Patent number 2,888,648
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Issue date May 26, 1959
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H03 - BASIC ELECTRONIC CIRCUITRY
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2870421
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Patent number 2,870,421
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Issue date Jan 20, 1959
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H03 - BASIC ELECTRONIC CIRCUITRY
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2844795
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Patent number 2,844,795
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Issue date Jul 22, 1958
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H03 - BASIC ELECTRONIC CIRCUITRY
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2728049
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Patent number 2,728,049
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Issue date Dec 20, 1955
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H03 - BASIC ELECTRONIC CIRCUITRY
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2570939
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Patent number 2,570,939
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Issue date Oct 9, 1951
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H03 - BASIC ELECTRONIC CIRCUITRY