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DATAMP Patents by Date for October 1919
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
71,317,846----[datamp][all]
141,318,453-D53,969--[datamp][all]
211,319,046----[datamp][all]
281,319,935RE14,743---[datamp][all]