PDF(439 KB)
Research on the Causes and Countermeasures of the Digital Gap within Chinese and Foreign Bilateral Patent Applications and Authorizations
Hu Yunyin
Library and Information Service ›› 2009, Vol. 53 ›› Issue (12) : 57-60.
PDF(439 KB)
PDF(439 KB)
Research on the Causes and Countermeasures of the Digital Gap within Chinese and Foreign Bilateral Patent Applications and Authorizations
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