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DATAMP Patents by Date for November 1940
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
52,220,169-D123,425--[datamp][all]
122,221,049----[datamp][all]
192,221,918----[datamp][all]
262,222,605----[datamp][all]