The Democratization of Invention: Patents and Copyrights in American Economic Development, 1790–1920 (NBER Series on Long-Term Factors in Economic Development)
Full Title: | The Democratization of Invention: Patents and Copyrights in American Economic Development, 1790–1920 (NBER Series on Long-Term Factors in Economic Development) |
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ISBN: | 0521747201 |
ISBN13: | 9780521747202 |
List Price: | USD $42.99 |
Authors: |
Khan, B. Zorina |