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DATAMP Patents by Date for May 1947
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
62,420,020----[datamp][all]
132,420,468----[datamp][all]
202,420,853----[datamp][all]
272,421,038----[datamp][all]