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专利 [1]
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Guomin Wan... [1]
Shihai Yan... [1]
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2013 [1]
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英语 [1]
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Compensation for Torsion Angle of Astronomical Telescope（美国授权发明）
专利
专利类型: 发明, 专利号: US 9,599,809 B2, 申请日期: 2013-06-25, 公开日期: 2017-03-21
Inventors:
Shihai Yang
;
Guomin Wang
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Submit date：2018/01/12
