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3879528
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Patent number 3,879,528
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Issue date Apr 22, 1975
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C01 - INORGANIC CHEMISTRY
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3767586
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Patent number 3,767,586
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Issue date Oct 23, 1973
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C01 - INORGANIC CHEMISTRY
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3625649
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Patent number 3,625,649
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Issue date Dec 7, 1971
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C01 - INORGANIC CHEMISTRY
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3620669
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Patent number 3,620,669
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Issue date Nov 16, 1971
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C01 - INORGANIC CHEMISTRY
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3484193
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Patent number 3,484,193
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Issue date Dec 16, 1969
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C01 - INORGANIC CHEMISTRY
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3423174
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Patent number 3,423,174
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Issue date Jan 21, 1969
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C01 - INORGANIC CHEMISTRY
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3404949
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Patent number 3,404,949
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Issue date Oct 8, 1968
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C01 - INORGANIC CHEMISTRY
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3404950
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Patent number 3,404,950
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Issue date Oct 8, 1968
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C01 - INORGANIC CHEMISTRY
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3368868
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Patent number 3,368,868
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Issue date Feb 13, 1968
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C01 - INORGANIC CHEMISTRY
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3321273
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Patent number 3,321,273
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Issue date May 23, 1967
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C01 - INORGANIC CHEMISTRY
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3265467
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Patent number 3,265,467
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Issue date Aug 9, 1966
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C01 - INORGANIC CHEMISTRY
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3208817
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Patent number 3,208,817
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Issue date Sep 28, 1965
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C01 - INORGANIC CHEMISTRY
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3188175
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Patent number 3,188,175
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Issue date Jun 8, 1965
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C01 - INORGANIC CHEMISTRY