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Identifying printing substrate types
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Patent number 11,052,682
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Issue date Jul 6, 2021
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Hewlett-Packard Development Company, L.P.
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Francisco Javier Roses Conesa
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Illumination source
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Patent number 10,621,479
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Issue date Apr 14, 2020
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Hewlett-Packard Development Company, L.P.
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Eric Young
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G06 - COMPUTING CALCULATING COUNTING
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-
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3871294
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Patent number 3,871,294
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Issue date Mar 18, 1975
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3872282
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Patent number 3,872,282
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Issue date Mar 18, 1975
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B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
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3738261
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Patent number 3,738,261
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Issue date Jun 12, 1973
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3358570
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Patent number 3,358,570
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Issue date Dec 19, 1967
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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3201040
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Patent number 3,201,040
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Issue date Aug 17, 1965
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G06 - COMPUTING CALCULATING COUNTING
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2594898
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Patent number 2,594,898
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Issue date Apr 29, 1952
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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1647560
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Patent number 1,647,560
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Issue date Nov 1, 1927
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS