This is a continuation of application Ser. No. 707,298, filed July 21, 1976, now abandoned.
Number | Name | Date | Kind |
---|---|---|---|
3141746 | DeLai | Jul 1964 | |
3574580 | Stromberg et al. | Apr 1971 | |
3630679 | Angus | Dec 1971 | |
3819814 | Pope | Jun 1974 | |
4073380 | Strong et al. | Feb 1978 |
Entry |
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Stromberg et al., "American Ceramic Bulletin", vol. 49, No. 12 (1970), pp. 1030-1032. |
Angus et al., "J. Applied Physics", vol. 39, No. 6, May 1963, pp. 2915-2922. |
Klyuev et al., "Sov. Phys. Solid State", vol. 16, No. 11, May 1975, pp. 2118-2121. |
Jewelers' Circular Keystone, Jul. 1970, pp. 186-189. |
Number | Date | Country | |
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Parent | 707298 | Jul 1976 |