CPC Patent Title's & Abstracts
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资源简介:
Random sample of granted patents, primary cpc codes, with titles and abstracts.
已授权专利的随机抽样样本,包含各专利的主要合作专利分类(Cooperative Patent Classification,CPC)号、标题与摘要。
创建时间:
2022-06-01

Random sample of granted patents, primary cpc codes, with titles and abstracts.
已授权专利的随机抽样样本,包含各专利的主要合作专利分类(Cooperative Patent Classification,CPC)号、标题与摘要。