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3064566
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Patent number 3,064,566
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Issue date Nov 20, 1962
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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2977877
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Patent number 2,977,877
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Issue date Apr 4, 1961
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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2927528
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Patent number 2,927,528
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Issue date Mar 8, 1960
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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2447015
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Patent number 2,447,015
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Issue date Aug 17, 1948
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B44 - DECORATIVE ARTS
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2094628
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Patent number 2,094,628
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Issue date Oct 5, 1937
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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2090847
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Patent number 2,090,847
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Issue date Aug 24, 1937
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS