Stronger Protection or Technological Revolution: What is Behind the Recent Surge in Patenting?
Stronger Protection or Technological Revolution: What is Behind the Recent Surge in Patenting?
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加强保护还是技术革命:近期专利申请激增的背后是什么?
DOI:
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发表时间:
1997
期刊:
影响因子:
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通讯作者:
J. Lerner
中科院分区:
文献类型:
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作者:
Samuel Kortum;J. Lerner