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DATAMP Patents by Date for October 1955
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
42,719,447-D175,721--[datamp][all]
112,720,401----[datamp][all]
182,720,810----[datamp][all]
252,721,587----[datamp][all]