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DATAMP Patents by Date for June 1952
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
32,598,850----[datamp][all]
102,599,608----[datamp][all]
172,600,512-D167,034--[datamp][all]
242,601,499----[datamp][all]