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DATAMP Patents by Date for December 1933
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
51,937,645----[datamp][all]
121,938,661----[datamp][all]
191,939,643RE19,027---[datamp][all]
261,940,668----[datamp][all]