CERTIFICATE
OF LICENSE
許可認證書
中華人民共和國實用新型設計-手持式探視內視鏡的轉向結構
專利證書第1928659號
Certificate No.1928659
專利號:ZL 2011 2 0024295.8
Patent Certificate No.ZL 2011 2 0024295.8
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Certificate No.1928659
專利號:ZL 2011 2 0024295.8
Patent Certificate No.ZL 2011 2 0024295.8
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