Forgery-preventing textured emblem

作者: Yoshiyuki Nakamura

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参考文章(3)
Russell J. Edwards, James A. Ebel, Borge Peter Gundersen, Thomas Christian Ravn, Pallet for receiving and transporting ophthalmic lens containers ,(1993)
Shigeyuki Nakamura Label Co Ltd Nakamura, Forgery-preventing textured or printed emblem ,(1994)