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DATAMP Patents by Date for October 1915
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
51,155,440----[datamp][all]
121,156,109-D47,977--[datamp][all]
191,156,904-D48,015--[datamp][all]
261,157,762----[datamp][all]