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一种垂向引测装置

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First Author:彭凯忠等

Disigner of the Invention:yixiaodong

Authorization Date:2010-12-30

Authorization number:ZL-201020692585.5

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Address: No.2 Linggong Road, Ganjingzi District, Dalian City, Liaoning Province, P.R.C., 116024

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