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3925577
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Patent number 3,925,577
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Issue date Dec 9, 1975
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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3899557
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Patent number 3,899,557
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Issue date Aug 12, 1975
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C30 - CRYSTAL GROWTH
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3867497
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Patent number 3,867,497
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Issue date Feb 18, 1975
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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3853974
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Patent number 3,853,974
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Issue date Dec 10, 1974
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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3793984
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Patent number 3,793,984
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Issue date Feb 26, 1974
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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3761757
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Patent number 3,761,757
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Issue date Sep 25, 1973
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H01 - BASIC ELECTRIC ELEMENTS
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3748169
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Patent number 3,748,169
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Issue date Jul 24, 1973
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C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...