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DATAMP Patents by Date for April 1899
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
4622,197----[datamp][all]
11622,707RE11,732---[datamp][all]
18623,188----[datamp][all]
25623,685-D30,625--[datamp][all]