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DATAMP Patents by Date for June 1927
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
71,631,247----[datamp][all]
141,632,110----[datamp][all]
211,632,860----[datamp][all]
281,633,563----[datamp][all]