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Magnetographic recording heads
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Patent number 4,405,960
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Issue date Sep 20, 1983
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Wang Laboratories, Inc.
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George G. Pick
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Displayed keyboard indicia
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Patent number 4,185,282
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Issue date Jan 22, 1980
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AM International, Inc.
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George G. Pick
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G06 - COMPUTING CALCULATING COUNTING
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Photocomposition machine
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Patent number 4,135,794
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Issue date Jan 23, 1979
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Addressograph-Multigraph Corporation
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Francis S. Szabo
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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