This invention may be manufactured and used by or for the Government for governmental purposes without the payment of any royalties thereon or therefor.
Number | Name | Date | Kind |
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1815026 | Green | Jul 1931 | |
2010137 | Cargill | Aug 1935 | |
3754504 | Clary | Aug 1973 | |
4009772 | Glaser | Mar 1977 | |
4073371 | Prager | Feb 1978 | |
4280767 | Heath | Jul 1981 | |
4336751 | Melissa | Jun 1982 | |
4395148 | Gruner et al. | Jul 1983 | |
4426168 | Jozuka et al. | Jan 1984 |
Number | Date | Country |
---|---|---|
92088 | Jul 1981 | JPX |
Entry |
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IBM Tech. Disc. Bulletin, by J. H. Meier, vol. 21, No. 11, Apr. 1979, pp. 48-4451, 400-124. |