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DATAMP Patents by Date for November 1915
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
21,158,543----[datamp][all]
91,159,396----[datamp][all]
161,160,160----[datamp][all]
231,161,070----[datamp][all]
301,162,136-D48,218--[datamp][all]