Number | Date | Country | Kind |
---|---|---|---|
50-14413 | Feb 1975 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3484766 | Constantinides et al. | Dec 1969 | |
3739361 | Ishikawa | Jun 1973 |
Entry |
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American Institute of Physics-- "Reliability of Organization of a 10.sup.8 Bit Bubble Domain Memory", No. 5, 1971. |