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5223451 | Uemura et al. | Jun 1993 | |
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4-348568 | Dec 1992 | JPX |
Entry |
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Koyama, "A Novel Cell Structure for Giga-bit EPROMs and Flash Memories Using Polysilicon Thin Film Transistors", 1992 Symposium on VLSI Technology Digest Technical Papers, pp. 44-45. |