Number | Date | Country | Kind |
---|---|---|---|
3-246360 | Sep 1991 | JPX | |
3-246361 | Sep 1991 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3800006 | Katayama et al. | Mar 1974 | |
4306552 | Gregory | Dec 1981 | |
5066231 | Oxman et al. | Nov 1991 | |
5100435 | Onwumere | Mar 1992 | |
5147712 | Miyahara et al. | Sep 1992 | |
5171308 | Gallagher et al. | Dec 1992 | |
5196247 | Wu et al. | Mar 1993 |
Number | Date | Country |
---|---|---|
2519038 | Jul 1983 | FRX |
4016348 | Nov 1991 | DEX |
0091785 | Oct 1983 | GBX |
Entry |
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International Search Report Form PCT/ISA/210 Dated 14 Jan. 1993 and Mailed 26 Jan 1993. |
Database WPIL, Section Ch, Week 2490, Derwent Publications Ltd., London, GB; Class A96, AN 90-182403 and JP-A-2 119 866 (Teijin), 7 May 1990. |
Database WPIL, Section CH, Week 1289, Derwent Publications Ltd., London, GB: Class A94, An 89-090040 and JP-A-1 040 655 (Kuraray KK), 10 Feb. 1989. |