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DATAMP Patents by Date for January 1942
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
62,268,579----[datamp][all]
132,269,503----[datamp][all]
202,270,237----[datamp][all]
27--D131,216--[datamp][all]