Number | Date | Country | Kind |
---|---|---|---|
8920571 | Sep 1989 | GBX |
Filing Document | Filing Date | Country | Kind | 102e Date | 371c Date |
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PCT/GB90/01407 | 9/12/1990 | 5/6/1992 | 5/6/1992 |
Publishing Document | Publishing Date | Country | Kind |
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WO91/04507 | 4/4/1991 |
Number | Name | Date | Kind |
---|---|---|---|
4420720 | Newton et al. | Dec 1983 | |
4760328 | Groves | Jul 1988 | |
4778657 | Spohr | Oct 1988 |
Number | Date | Country |
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0296262 | Dec 1988 | EPX |
0308537 | Mar 1989 | EPX |
Entry |
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Fischer, J. Vac. Sci. Technol. B 3(1), Jan./Feb. 1985, pp. 386-390. |
Durig, et al., IBM J. Res. Develop., vol. 30 No. 5, Sep. 1986, pp. 478-483. |
Fischer, et al, Appl. Phys. Lett., 52(4), 25 Jan. 1988, pp. 249-250. |