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DATAMP Patents by Date for June 1957
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
42,794,459----[datamp][all]
112,795,248----[datamp][all]
182,795,987----[datamp][all]
252,796,704----[datamp][all]