1910 LCSH

Patents

Identifier: ark:/99152/b4wm13w80
Permalink: n2t.net/ark:/99152/b4wm13w80
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Bicycles and tricycles—Patents
Competition, Unfair
Inventions
Models (Patents)
Patent laws and legislation
Patent lawyers
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Helping Interdisciplinary Vocabulary Engineering

Library of Congress. Subject headings used in the dictionary catalogues of the Library of Congress, 3 vols. Vols. 1-2.
Washington: G.P.O., Library Branch, 1910-1914.

Vol. 1 (A-F), https://hdl.handle.net/2027/coo.31924050327042
Vol. 2 (G-P), https://hdl.handle.net/2027/coo.31924050327059

Library of Congress. Subject headings used in the dictionary catalogues of the Library of Congress, 5 vols. Vols. 4-5.
Washington: G.P.O., Library Branch, 1910-1914.

Vol. 4 (Q-R), https://hdl.handle.net/2027/mdp.39015014520715

Vol. 5 (S-Z), https://hdl.handle.net/2027/mdp.39015014520731