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DATAMP Patents by Date for June 1917
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
51,228,520----[datamp][all]
121,229,322----[datamp][all]
191,230,128----[datamp][all]
261,231,076----[datamp][all]