| http://www.w3.org/ns/prov#value | - Patent CitationsCited PatentFiling datePublication dateApplicantTitleUS5007027 *May 9, 1989Apr 9, 1991Fujitsu LimitedData protection system in a data processing systemUS5313612 *Feb 16, 1993May 17, 1994Matsushita Electric Industrial Co., Ltd.Information recording and reproducing apparatus including both data and work optical disk drives for restoring data and commands after a malfunctionUS5353430
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