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DATAMP Patents by Date for June 1928
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
51,672,014----[datamp][all]
121,673,163----[datamp][all]
191,674,003----[datamp][all]
261,674,853----[datamp][all]