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3766104 | Bonin | Oct 1973 | |
3810781 | Eriksson et al. | May 1974 | |
3969301 | Thurn | Jul 1976 | |
4024871 | Stephenson | May 1977 | |
4349467 | Williams et al. | Sep 1982 | |
4521564 | Solomon et al. | Jun 1985 | |
4613517 | Williams et al. | Sep 1986 | |
4865870 | Hu et al. | Sep 1989 | |
4873308 | Coury et al. | Oct 1989 | |
4978691 | Murai et al. | Dec 1990 |
Entry |
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