The democratization of invention : patents and copyrights in American economic development, 1790-1920 /
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| Format: | Book |
| Language: | English |
| Published: |
Cambridge ; New York :
Cambridge University Press,
2005.
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| Series: | NBER series on long-term factors in economic development.
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| Subjects: | |
| Online Access: | Table of contents |
| Physical Description: | xvi, 322 pages : illustrations ; 24 cm. |
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| Bibliography: | Includes bibliographical references and index. |
| ISBN: | 052181135X (hardback) |