Number | Date | Country | Kind |
---|---|---|---|
61-77011 | Apr 1986 | JPX | |
61-77012 | Apr 1986 | JPX | |
61-77013 | Apr 1986 | JPX | |
61-77014 | Apr 1986 | JPX | |
61-77015 | Apr 1986 | JPX | |
61-77016 | Apr 1986 | JPX | |
61-77017 | Apr 1986 | JPX | |
61-77018 | Apr 1986 | JPX | |
61-77019 | Apr 1986 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3397283 | Strosberg et al. | Aug 1968 | |
3723668 | Ritchey, Jr. | Mar 1973 | |
4005483 | Kuwano | Jan 1977 | |
4038692 | Umeda et al. | Jul 1977 | |
4686661 | Isaka | Aug 1987 |
Number | Date | Country |
---|---|---|
56-34119 | Apr 1981 | JPX |
Entry |
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IBM Technical Disclosure Bulletin, "Variable Length Erasure on Write Error Recovery", Scully et al, vol. 11, No. 5, Oct. 1968. |