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DATAMP Patents by Date for February 1941
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
42,230,263----[datamp][all]
112,231,047----[datamp][all]
182,232,149-D125,269--[datamp][all]
252,232,940-D125,499--[datamp][all]