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DATAMP Patents by Date for May 1943
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
42,318,117----[datamp][all]
112,318,970----[datamp][all]
182,319,480----[datamp][all]
252,319,964-D135,727--[datamp][all]