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DATAMP Patents by Date for June 1947
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
32,421,461----[datamp][all]
102,421,957-D146,899--[datamp][all]
172,422,292----[datamp][all]
242,422,681RE22,891---[datamp][all]