基于发明专利申请的心肺机国内创新主体竞争形式研究
石艳丽，李尹岑，孙玉晗
Research of Competition Form of Domestic Innovation Subject of
Cardiopulmonary Machine Based on Invention Patent Application
SHI Yanli, LI Yincen, SUN Yuhan
中国医疗设备
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2023, (2): 120
-125
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DOI: 10.3969/j.issn.1674-1633.2023.02.022
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