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DATAMP Patents by Date for November 1877
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
6196,739RE7,938---[datamp][all]
13196,968----[datamp][all]
20197,253----[datamp][all]
27197,446RE7,969---[datamp][all]