AU2008200008A1
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A copy-protected DVD disc and method for producing and validating same
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AU2005200838A1
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Prevention of CD-audio piracy using sub-code channels
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US2006136729A1
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Copy protection for optical discs
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GB0411163D0
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The copy protection of optical discs
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GB0403719D0
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Improvements in or relating to the defeat of the copy protection of optical discs
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GB0326132D0
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Copy protection of optical discs
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GB0325601D0
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Improvements in or relating to the formatting of optical discs
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GB0319596D0
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Code obfuscation and controlling a processor by emulation
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GB0313768D0
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Copying copy protected optical discs
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HK1073719A1
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Mastering of optical discs
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GB0304015D0
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Copy protection for applications
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GB0304016D0
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The transmission of information
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EP1461809A2
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A copy-protected compact disc and method for producing same
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US2002162058A1
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Prevention of disk piracy
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NZ544734A
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A method for validating a validation signature written as part of copy protection on a DVD
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NZ526643A
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A copy protected DVD disc and method for producing and validating same
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US2003099354A1
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Dynamic copy protection of optical media
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PL363776A1
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Copy protection for optical discs
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CN1835108A
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Mastering of optical discs
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GB0116278D0
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The copy protection of digital data
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