Number | Name | Date | Kind |
---|---|---|---|
3221610 | King et al. | Dec 1965 | |
3893378 | Hewitt | Jul 1975 | |
4057257 | Berg | Nov 1977 | |
4121840 | Berg | Oct 1978 | |
4273031 | Hannon | Jun 1981 | |
4373427 | Garlapaty et al. | Feb 1983 | |
4545290 | Lieberman | Oct 1985 | |
4555980 | Hoglund | Dec 1985 | |
4693177 | Pankoke | Sep 1987 | |
4724744 | Rosengren | Feb 1988 | |
4785716 | Vaughn et al. | Nov 1988 | |
4813341 | Vaughn | Mar 1989 | |
4829881 | Taki et al. | May 1989 | |
4852465 | Rosengren | Aug 1989 |
Number | Date | Country |
---|---|---|
0104364 | Apr 1984 | EPX |
2453948 | May 1975 | DEX |
2746718 | Apr 1979 | DEX |
2943506 | May 1981 | DEX |
Entry |
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