The USPC system provides for the storage and retrieval of every U.S. patent document. Therefore, ...
A design consists of the visual ornamental characteristics embodied in, or applied to, an article...
Subject-matter Index of Patents for Inventions - issued by the United States Patent office from 1...
Subject-matter Index of Patents for Inventions - issued by the United States Patent office from 1...
Proceedings and Addresses - Celebration of the Beginning of the second century of the American Pa...
TRADEMARK, COPYRIGHT, OR PATENT - What is a trademark or service mark? - ¿ A trademark is general...
Subject-matter Index of Patents for Inventions - Attestati di privative industriali - granted in ...
The United States and International Patent Office Manual - Volume 1 is an unchanged, high-quality...
Celebration of the Beginning of the Second Century of the American Patent System - at Washington ...
Reprint of the original, first published in 1867.
Reprint of the original, first published in 1867.
This is a reproduction of a book published before 1923. This book may have occasional imperfectio...
Results of Meteorological Observations
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Specifications And Drawings Of Patents Relating To Electricity Issued By The U. S.; Volume 43
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Specifications And Drawings Of Patents Relating To Electricity Issued By The U. S.; Volume 36
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The Growth of Industrial Art is an unchanged, high-quality reprint of the original editionof 1892...
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Subject-matter index of patents for inventions issued by the United States Patent office from 179...
Specifications And Drawings Of Patents Relating To Electricity Issued By The U. S.; Volume 74
Decision of Hon. Philip F. Thomas, commissioner of patents
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This is a reproduction of a book published before 1923. This book may have occasional imperfectio...
Specifications And Drawings Of Patents Relating To Electricity Issued By The U. S.; Volume 53
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This work has been selected by scholars as being culturally important, and is part of the knowled...
This work has been selected by scholars as being culturally important, and is part of the knowled...
This work has been selected by scholars as being culturally important, and is part of the knowled...
This work has been selected by scholars as being culturally important, and is part of the knowled...
This work has been selected by scholars as being culturally important, and is part of the knowled...
This work has been selected by scholars as being culturally important, and is part of the knowled...
This work has been selected by scholars as being culturally important, and is part of the knowled...
This work has been selected by scholars as being culturally important, and is part of the knowled...
This work has been selected by scholars as being culturally important, and is part of the knowled...
This work has been selected by scholars as being culturally important, and is part of the knowled...
This work has been selected by scholars as being culturally important, and is part of the knowled...
This work has been selected by scholars as being culturally important, and is part of the knowled...
This work has been selected by scholars as being culturally important, and is part of the knowled...
This work has been selected by scholars as being culturally important, and is part of the knowled...
This work has been selected by scholars as being culturally important, and is part of the knowled...
This work has been selected by scholars as being culturally important, and is part of the knowled...
This work has been selected by scholars as being culturally important, and is part of the knowled...
This work has been selected by scholars as being culturally important, and is part of the knowled...
This work has been selected by scholars as being culturally important, and is part of the knowled...
This work has been selected by scholars as being culturally important, and is part of the knowled...