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DATAMP Patents by Date for November 1958
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
42,858,553-D183,834--[datamp][all]
112,859,461----[datamp][all]
182,860,402----[datamp][all]
252,861,328----[datamp][all]