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Keyboard for a personal computer
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Patent number D290360
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Issue date Jun 16, 1987
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International Business Machines Corporation
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Thomas A. Anzelone
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D14 - Recording, communication, or information retrieval equipment
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Transportable computer
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Patent number D289292
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Issue date Apr 14, 1987
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International Business Machines Corp.
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Daniel F. Ansell
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D14 - Recording, communication, or information retrieval equipment
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Keyboard for a personal computer
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Patent number D288204
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Issue date Feb 10, 1987
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International Business Machines Corporation
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Thomas A. Anzelone
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D14 - Recording, communication, or information retrieval equipment
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Keyboard for a personal computer
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Patent number D287972
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Issue date Jan 27, 1987
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International Business Machines Corporation
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Thomas A. Anzelone
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D14 - Recording, communication, or information retrieval equipment