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DATAMP Patents by Date for February 1879
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
4211,836----[datamp][all]
11212,110----[datamp][all]
18212,298RE8,586---[datamp][all]
25212,577----[datamp][all]