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DATAMP Patents by Date for October 1933
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
31,928,637----[datamp][all]
101,929,504----[datamp][all]
171,930,617----[datamp][all]
241,931,576----[datamp][all]
311,932,546----[datamp][all]