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Government Document Microform Serial -
2Published 1995Subjects: “...United States. Patent and Trademark Office Periodicals....”
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Government Document Microform Serial -
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Government Document Microform Journal -
5Published 1989Subjects: “...United States. Patent and Trademark Office....”
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8Published 1973“...Official gazette of the United States Patent and Trademark Office. Patents....”
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9Published 1988“...Official gazette of the United States Patent and Trademark Office. Patents....”
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10Published 1975“...United States. Patent and Trademark Office. United States patent. Plant...”
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