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DATAMP Patents by Date for December 1929
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
31,737,579----[datamp][all]
101,738,763----[datamp][all]
171,739,517----[datamp][all]
241,740,601----[datamp][all]
311,741,799----[datamp][all]