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DATAMP Patents by Date for April 1960
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
52,931,403-D187,633--[datamp][all]
122,932,080----[datamp][all]
192,933,111-D187,715--[datamp][all]
262,933,816----[datamp][all]