Number | Date | Country | Kind |
---|---|---|---|
9700376 | Jan 1997 | GBX |
Number | Name | Date | Kind |
---|---|---|---|
5371285 | Kondo et al. | Dec 1994 |
Number | Date | Country |
---|---|---|
0176161 | Apr 1986 | EPX |
0511019 | Oct 1992 | EPX |
Entry |
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Derwent Abstract 75-00537W. |
Derwent Abstract 91-181444. |
Derwent Abstract 91-122582. |
Derwent Abstract 91-112648. |
Derwent Abstract 91-358425. |
Derwent Abstract 84-130440. |
Derwent Abstract 86-221316. |