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DATAMP Patents by Date for February 1893
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
7491,222-D22,208--[datamp][all]
14491,513----[datamp][all]
21492,086----[datamp][all]
28492,380----[datamp][all]