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DATAMP Patents by Date for March 1955
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
12,702,926-D174,116--[datamp][all]
82,703,455----[datamp][all]
222,704,391----[datamp][all]
292,705,034----[datamp][all]