Number | Date | Country | Kind |
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56-69441 | May 1981 | JPX |
Number | Name | Date | Kind |
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4247781 | Bayer et al. | Jan 1981 |
Entry |
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IEEE Transactions on Magnetics, vol. MAG-16, No. 1, Jan. 1980, pp. 93-98, Kie Y. Ahn et al., "Fabrication of Contiguous-Disk Magnetic Bubble Devices". |