Number | Name | Date | Kind |
---|---|---|---|
3342599 | Reeves | Sep 1967 | |
4060418 | Waxman et al. | Nov 1977 | |
4157915 | Hamaoka et al. | Jun 1979 | |
4659651 | Yagihara et al. | Apr 1987 | |
5019492 | Buchanan et al. | May 1991 | |
5719011 | Wolff | Feb 1998 |
Entry |
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Research Disclosure No. 12924, vol. 129, 1975, pp. 27-30, Kenneth Mason Publications, Ltd., Dudley Annex, 12a North Street, Emsworth, Hampshire P010 7DQ, England, Jan. 1975. |