The Government of the United States of America has rights in this invention pursuant to Contract No. F33615-76-C-5110 awarded by the Department of the Air Force.
Number | Name | Date | Kind |
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2593507 | Wainer | Apr 1952 | |
3643728 | Hulse | Feb 1972 | |
3859427 | Francis et al. | Jan 1975 | |
3903225 | Jones et al. | Sep 1975 | |
3969124 | Stewart | Jul 1976 | |
4013477 | Jatkar et al. | Mar 1977 | |
4073662 | Borom | Feb 1978 |
Entry |
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Gitzen, W. H., "Alumina as a Ceramic Material", pub. by Am. Cer. Soc., (1970), pp. 27-28, 30, 36-38, 104-105. |