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Recorder
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Patent number 4,096,486
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Issue date Jun 20, 1978
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AGFA-Gevaert AG
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Josef Pfeifer
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Ionography imaging chamber
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Patent number 4,021,668
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Issue date May 3, 1977
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AGFA-Gevaert, A.G.
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Josef Pfeifer
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Electrostatic copying machine
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Patent number 3,972,609
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Issue date Aug 3, 1976
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AGFA-Gevaert, A.G.
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Josef Pfeifer
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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Electrostatic copier device
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Patent number 3,948,218
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Issue date Apr 6, 1976
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AGFA-Gevaert, A.G.
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Josef Pfeifer
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G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY