Number | Date | Country | Kind |
---|---|---|---|
8531615 | Dec 1985 | GBX |
Number | Name | Date | Kind |
---|---|---|---|
3836536 | Morrison et al. | Sep 1974 | |
4565819 | Vincent | Jan 1986 |
Number | Date | Country |
---|---|---|
1209668 | Oct 1970 | GBX |
1209669 | Oct 1970 | GBX |
1511463 | May 1978 | GBX |
Entry |
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Yamashita, et al., "Chemical Abstracts," vol. 99, 1983, col. 99:23015g. |