Artifact Details Title Hallgreen patent notebook (#2613) Catalog Number 102725744 Type Document Date Issued 1981-09-04 Author Hallgreen, Bruce Publisher Fairchild Semiconductor Identifying Numbers Document number 2613 Extent No entries. Dimensions 12 x 10 inches Category Notebooks Collection Title Fairchild Semiconductor notebooks and technical papers Credit Gift of Texas Instruments Incorporated Lot Number X6464.2012