Number | Date | Country | Kind |
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63-302510 | Nov 1988 | JPX |
Entry |
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CA111 (22):207055c, J Appl Phys 66 (7) 3148-53, 1989, Tanabe et al. |
Jap. Abs. 89/168373/23, Hitachi, 10-87. |
Jap. Abs. 89-131562/18, Rogalla et al., 10-87. |
CA 110 (8):67795w, Hons et al., Appl. Phys. Lett. 53(21) 2102-4. |