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DATAMP Patents by Date for December 1926
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
71,609,507----[datamp][all]
141,611,042----[datamp][all]
211,611,298----[datamp][all]
281,612,026----[datamp][all]