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United States Utility Patents
4,975,330 - 4,975,339

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NumberTitle
4,975,330 Coating compositions containing unreacted hexavalent chromium, a method of applying and an article
4,975,331 Polyimide copolymers containing 4,4'-bis(p-aminophenoxy)biphenyl and siloxane diamine moieties
4,975,332 Recording medium for electrothermal transfer printing
4,975,333 Metal coatings on metal powders
4,975,334 Composite panel
4,975,335 Fe-Mn-Al-C based alloy articles and parts and their treatments
4,975,336 Article for data storage of magneto-optical disk
4,975,337 Multi-layer corrosion resistant coating for fasteners and method of making
4,975,338 Thin film electroluminescence device
4,975,339 Magneto-optical recording medium with at least one protective layer containing platinum and/or palladium



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