961 resultados para United States. Patent and Trademark Office.
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"January, 1931."
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Mode of access: Internet.
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Includes bibliography.
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"Report no. CG-D-50-80."
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Shipping list no.: 2005-0086-P.
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Latest issue consulted: Vol. 38, no. 1 (Dec. 31, 2003).
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Mode of access: Internet.
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Reuse of record except for individual research requires license from Congressional Information Service, Inc.
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Description based on: 1863.
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Mode of access: Internet.
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Goldsmiths'-Kress no. 23596.
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Mode of access: Internet.