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3896213
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Patent number 3,896,213
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Issue date Jul 22, 1975
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C07 - ORGANIC CHEMISTRY
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3887688
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Patent number 3,887,688
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Issue date Jun 3, 1975
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C01 - INORGANIC CHEMISTRY
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3803294
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Patent number 3,803,294
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Issue date Apr 9, 1974
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C01 - INORGANIC CHEMISTRY
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3752880
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Patent number 3,752,880
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Issue date Aug 14, 1973
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C01 - INORGANIC CHEMISTRY
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3723604
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Patent number 3,723,604
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Issue date Mar 27, 1973
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C01 - INORGANIC CHEMISTRY
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3714331
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Patent number 3,714,331
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Issue date Jan 30, 1973
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C01 - INORGANIC CHEMISTRY
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3695832
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Patent number 3,695,832
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Issue date Oct 3, 1972
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C01 - INORGANIC CHEMISTRY
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3694148
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Patent number 3,694,148
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Issue date Sep 26, 1972
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C01 - INORGANIC CHEMISTRY
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3687617
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Patent number 3,687,617
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Issue date Aug 29, 1972
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C01 - INORGANIC CHEMISTRY
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3652209
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Patent number 3,652,209
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Issue date Mar 28, 1972
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C01 - INORGANIC CHEMISTRY
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3652203
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Patent number 3,652,203
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Issue date Mar 28, 1972
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C01 - INORGANIC CHEMISTRY
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3615177
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Patent number 3,615,177
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Issue date Oct 26, 1971
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C01 - INORGANIC CHEMISTRY
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3558268
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Patent number 3,558,268
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Issue date Jan 26, 1971
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...