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DATAMP Patents by Date for November 1947
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
42,430,099----[datamp][all]
112,430,448----[datamp][all]
182,431,021----[datamp][all]
252,431,605----[datamp][all]