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DATAMP Patents by Date for October 1930
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
71,777,286----[datamp][all]
141,778,452----[datamp][all]
211,778,748----[datamp][all]
281,779,467----[datamp][all]