Number | Date | Country | Kind |
---|---|---|---|
8-108686 | Apr 1996 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4971841 | Panush et al. | Nov 1990 |
Number | Date | Country |
---|---|---|
49-014330 | Apr 1974 | JPX |
58-065768 | Apr 1983 | JPX |
58-065769 | Apr 1983 | JPX |
Entry |
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WPI Abstracts, Accession No. 93-365438/46 (abstract of JP 5-271580) (1992). |
WPI Abstracts, Accession No. 91-027007/04 (abstract of JP 2-298384) (1989). |