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DATAMP Patents by Date for October 1917
This table shows the number of the first patent in the DATAMP database for each date, broken down by patent type.
DateUtilityReissueDesignXAIPatents
21,241,488RE14,370---[datamp][all]
91,242,231-D51,350--[datamp][all]
161,242,906----[datamp][all]
231,243,845-D51,420--[datamp][all]
301,244,584----[datamp][all]