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DATAMP Patents by Date for June 1929
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
41,715,488----[datamp][all]
111,716,412----[datamp][all]
181,717,725RE17,329---[datamp][all]
251,718,275----[datamp][all]