See US Patent 4184207보관됨 2018-04-27 - 웨이백 머신 - High density floating gate electrically programmable ROM, and US Patent 4151021보관됨 2018-04-27 - 웨이백 머신 - Method of making a high density floating gate electrically programmable ROM
See US Patent 4184207보관됨 2018-04-27 - 웨이백 머신 - High density floating gate electrically programmable ROM, and US Patent 4151021보관됨 2018-04-27 - 웨이백 머신 - Method of making a high density floating gate electrically programmable ROM