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DATAMP Patents by Date for July 1933
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
41,916,270-D90,239--[datamp][all]
111,917,409----[datamp][all]
181,918,331----[datamp][all]
251,919,200----[datamp][all]