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DATAMP Patents by Date for November 1918
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
51,283,490----[datamp][all]
121,284,304----[datamp][all]
191,285,019----[datamp][all]
261,285,573----[datamp][all]