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DATAMP Patents by Date for September 1937
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
72,092,117----[datamp][all]
142,092,755-D106,035--[datamp][all]
212,093,682----[datamp][all]
282,094,159----[datamp][all]