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DATAMP Patents by Date for March 1943
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
22,312,332-D135,138--[datamp][all]
92,313,254----[datamp][all]
162,314,250----[datamp][all]
232,314,589----[datamp][all]
302,314,915-D135,345--[datamp][all]