Number | Date | Country | Kind |
---|---|---|---|
2-274124 | Oct 1990 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3761692 | Cope | Sep 1973 | |
3958129 | Clement et al. | May 1976 | |
4008387 | Green et al. | Feb 1977 | |
4258003 | Hurle et al. | Mar 1981 | |
4710258 | Latka | Dec 1987 | |
4794263 | Katsuoka et al. | Dec 1988 | |
4926357 | Katsuoka et al. | May 1990 | |
5089238 | Araki et al. | Feb 1992 | |
5096677 | Katsuoka et al. | Mar 1992 |
Number | Date | Country |
---|---|---|
0285943 | Oct 1988 | EPX |
0294311 | Dec 1988 | EPX |
0429839 | Jun 1991 | EPX |
Entry |
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IBM Technical Disclosure Bulletin, vol. 19, No. 3, Aug. 1976, pp. 869-870, N.Y. |
Patent Abstracts of Japan, vol. 10, No. 23, Jan. 29, 1986. |