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DATAMP Patents by Date for October 1891
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
6460,590----[datamp][all]
13461,013----[datamp][all]
20461,460-D21,126--[datamp][all]
27461,866----[datamp][all]