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DATAMP Patents by Date for April 1954
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
62,674,046-D171,899--[datamp][all]
132,675,033----[datamp][all]
202,675,742----[datamp][all]
272,676,413----[datamp][all]