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3780165
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Patent number 3,780,165
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Issue date Dec 18, 1973
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C01 - INORGANIC CHEMISTRY
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3359081
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Patent number 3,359,081
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Issue date Dec 19, 1967
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C01 - INORGANIC CHEMISTRY
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3338685
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Patent number 3,338,685
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Issue date Aug 29, 1967
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C01 - INORGANIC CHEMISTRY
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3053744
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Patent number 3,053,744
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Issue date Sep 11, 1962
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C01 - INORGANIC CHEMISTRY
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3035893
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Patent number 3,035,893
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Issue date May 22, 1962
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C01 - INORGANIC CHEMISTRY
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3035892
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Patent number 3,035,892
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Issue date May 22, 1962
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C01 - INORGANIC CHEMISTRY
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3035890
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Patent number 3,035,890
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Issue date May 22, 1962
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C01 - INORGANIC CHEMISTRY
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2979383
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Patent number 2,979,383
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Issue date Apr 11, 1961
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C01 - INORGANIC CHEMISTRY