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DATAMP Patents by Date for December 1949
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
62,490,255-D156,319--[datamp][all]
132,491,089----[datamp][all]
202,491,940----[datamp][all]
272,492,229-D156,643--[datamp][all]