98 resultados para Patents.
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From 1918- each issue includes Abstracts (literature and patents.).
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Reports for 1881-1882 issued in 1 vol.
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Title from caption.
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Hearings held May 17, 1967-Feb. 1, 1968, pursuant to S. Res. 37, on S. 2, 1042, 1377, and 1691, 2164 and 2597.
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Item 256-B.
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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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Issues for 1864-69 called 1. ser., v. 1-6; 1870-90, ser. 2, v. 1-21; 1891-92 called v. 22-23; 1893- unnumbered.
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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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Vols. 7-69 include more or less complete patent reports of the U.S. Patent Office for the years 1829-59.
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Mode of access: Internet.