The democratization of invention : patents and copyrights in American economic development, 1790-1920
著者
書誌事項
The democratization of invention : patents and copyrights in American economic development, 1790-1920
(NBER series on long-term factors in economic development / editors, Robert W. Fogel and Clayne L. Pope)
Cambridge University Press, 2005
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注記
Includes bibliographical references and index