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DATAMP Patents by Date for April 1896
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
7557,546-D25,358--[datamp][all]
14558,228-D25,392--[datamp][all]
21558,641-D25,410--[datamp][all]
28558,927----[datamp][all]