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DATAMP Patents by Date for November 1933
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
71,934,060----[datamp][all]
141,934,814----[datamp][all]
211,935,800-D91,094--[datamp][all]
281,936,640----[datamp][all]