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DATAMP Patents by Date for October 1949
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
42,483,451-D155,412--[datamp][all]
112,484,492----[datamp][all]
182,484,885----[datamp][all]
252,485,991----[datamp][all]