966 resultados para patent databases
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Title from caption.
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"No. 155."
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Mode of access: Internet.
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Mode of access: Internet.
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Includes index.
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Mode of access: Internet.
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Mode of access: Internet.
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Continued online.
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Vols. for <1986-> distributed to some depository libraries in microfiche.
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Mode of access: Internet.
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Title from cover.
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"A complete list of states & counties ..." (p. [131]-152) is interleaved.
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Mode of access: Internet.
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Mode of access: Internet.
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Mode of access: Internet.