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DATAMP Patents by Date for September 1954
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
72,688,275-D172,968--[datamp][all]
142,688,903----[datamp][all]
212,689,590----[datamp][all]
282,690,035----[datamp][all]