The meaning of patent citations : report on the NBER/Case-Western reserve survey of patentees
| Autor principal: | |
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| Altres autors: | , |
| Format: | Llibre |
| Idioma: | English |
| Publicat: |
Cambridge
National Bureau of Economic Research
2000.
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| Col·lecció: | NBER working paper series
no.7631 |
| Matèries: |