Number | Date | Country | Kind |
---|---|---|---|
58-97797 | Jun 1983 | JPX | |
58-97798 | Jun 1983 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4317147 | Daughenbaugh et al. | Feb 1982 | |
4409633 | Watanabe et al. | Oct 1983 | |
4430440 | Wada et al. | Feb 1984 | |
4441132 | Morita et al. | Apr 1984 |
Number | Date | Country |
---|---|---|
0089915 | Jul 1980 | JPX |
0137516 | Oct 1981 | JPX |
Entry |
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Groben et al., "Wear Coating for a Tape Head", I.B.M. Tech. Disc. Bull., vol. 9, No. 9, Feb. 1967, p. 1085. |