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DATAMP Patents by Date for June 1891
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
2453,234-D20,814--[datamp][all]
9453,622----[datamp][all]
16454,017----[datamp][all]
23454,462-D20,852--[datamp][all]
30454,848----[datamp][all]