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DATAMP Patents by Date for September 1972
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
53,688,387-D224,717--[datamp][all]
123,689,988-D224,755--[datamp][all]
193,691,618----[datamp][all]