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DATAMP Patents by Date for March 1879
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
4212,795RE8,607---[datamp][all]
11213,026----[datamp][all]
18213,276----[datamp][all]
25213,493----[datamp][all]