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DATAMP Patents by Date for September 1934
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
41,972,124----[datamp][all]
111,972,966----[datamp][all]
181,973,843RE19,315---[datamp][all]
251,974,642----[datamp][all]