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Prof. Dr. Luan Shifang
Changchun Institute of Applied Chemistry, Chinese Academy of Sciences
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Current Location ：> Home > Books > Text
一种留置针套管的挤出模具
inventor/creator：石恒冲;栾世方;孙振龙; 殷敬华;杨华伟;闫顺杰;张德海;黄尉;吴海云;李日胜
Paten number/application number：CN201921682424.5
application/authorized announcemen date：2020-1-31
brief introduction：一种留置针套管的挤出模具
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