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DATAMP Patents by Date for September 1892
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
6482,021-D21,850--[datamp][all]
13482,331----[datamp][all]
20482,713----[datamp][all]
27483,222----[datamp][all]