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Standards of patentability for European inventions : should an inventive step advance the art?
Ullrich, Hanns - 1980 - 1. Nachdr. der 1. Aufl. 1977
Persistent link: https://www.econbiz.de/10000542875
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Patents, invention, and economic change : data and selected essays
Schmookler, Jacob - 1972
Persistent link: https://www.econbiz.de/10000056104
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Inventions, patents and their management
Berle, Alf Keyser; DeCamp, Lyon Sprague - 1959
Persistent link: https://www.econbiz.de/10000318293
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Evolution of patent filing activities in the USA
Grevink, H.; Kronz, H. - 1980
Persistent link: https://www.econbiz.de/10000019234
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The progress of science and the useful arts : inventive activity in the Antebellum period
Khan, B. Zorina - 1991
Persistent link: https://www.econbiz.de/10000972131
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Invention and economic development
Schmookler, Jacob - 1951
Persistent link: https://www.econbiz.de/10000751832
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Independent inventors and the patent system
Tuska, Clarence D. - 1961
Persistent link: https://www.econbiz.de/10000672123
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The colored inventor
Baker, Henry Edwin - 1969
Persistent link: https://www.econbiz.de/10000552228
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The employed inventor in the United States. R and D policies, law, and practice
Neumeyer, Fredrik - 1971
Persistent link: https://www.econbiz.de/10000571370