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Disk drive memory
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Patent number 5,077,736
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Issue date Dec 31, 1991
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Storage Technology Corporation
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Robert H. Dunphy
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G06 - COMPUTING CALCULATING COUNTING
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Disk drive memory
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Patent number 4,989,205
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Issue date Jan 29, 1991
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Storage Technology Corporation
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Robert H. Dunphy
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G06 - COMPUTING CALCULATING COUNTING
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Disk drive memory
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Patent number 4,989,206
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Issue date Jan 29, 1991
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Storage Technology Corporation
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Robert H. Dunphy
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G06 - COMPUTING CALCULATING COUNTING
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Disk drive memory
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Patent number 4,914,656
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Issue date Apr 3, 1990
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Storage Technology Corporation
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Robert H. Dunphy
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G06 - COMPUTING CALCULATING COUNTING