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DATAMP Patents by Date for November 1917
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
61,245,213----[datamp][all]
131,246,130RE14,392---[datamp][all]
201,246,952----[datamp][all]
271,247,798----[datamp][all]