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一种透明相似材料隧道模型模具及铺设方法
- Release time:2020-10-30
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Disigner of the Invention:
Guoan Xu,jinghongwen,张江雄Type of Patent:
国际State of Patent:
专利授权Application Number:
201520684032.8Number of Inventors:
4Service Invention or Not:
noApplication Date:
2015-09-06Authorization Date:
2015-12-30First Author:
仇跃
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