載入...
The economics of patents The patent system and the measurement of invention- Volume 1
| 出版: |
Cheltenham
Edward Elgar
2006
|
|---|---|
| 叢編: | The international library of critical writing in economics;197
|
SLS
| 索引號: |
347.771 CAN.1 |
|---|---|
| 復印件 | Live Status Unavailable |