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DATAMP Patents by Date for January 1948
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
62,433,881-D148,345--[datamp][all]
132,434,413----[datamp][all]
202,434,750-D148,422--[datamp][all]
272,435,046----[datamp][all]