| http://www.w3.org/ns/prov#value | - The hologram, or other diffraction pattern, is formed by casting a surface relief pattern directly onto the...http://www.google.com/patents/US4933120?utm_source=gb-gplus-sharePatent US4933120 - Combined process of printing and forming a hologramAdvanced Patent SearchPublication numberUS4933120 APublication typeGrantApplication numberUS 07/183,005Publication dateJun 12, 1990Filing dateApr 18, 1988P
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