The meaning of patent citations : report on the NBER/Case-Western reserve survey of patentees
| Huvudupphovsman: | |
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| Övriga upphovsmän: | , |
| Materialtyp: | Bok |
| Språk: | engelska |
| Publicerad: |
Cambridge
National Bureau of Economic Research
2000.
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| Serie: | NBER working paper series
no.7631 |
| Ämnen: |