Number | Date | Country | Kind |
---|---|---|---|
4-038829 | Jan 1992 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3640829 | Elton et al. | Feb 1972 | |
3870593 | Elton et al. | Mar 1975 | |
4308303 | Mastroianni et al. | Dec 1981 | |
4629643 | Curro et al. | Dec 1986 | |
5073316 | Bizen et al. | Dec 1991 | |
5078708 | Haque | Jan 1992 |
Number | Date | Country |
---|---|---|
0232060 | Aug 1987 | EPX |
0319222 | Jun 1989 | EPX |
2115702 | Sep 1983 | GBX |
Entry |
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Database WPIL, Section Ch, Week 8818, 24 Mar. 1988-Derwent Publications-London Class A08 AN 88-122681 JP-A-63 066 241 (Dainippon Printing KK). |
Database WPIL, Section Ch Week 8809, 25 Jan. 1988 Derwent Publications London Class A04 AN-88061346 JP-63 017 941 Nitto Electric Ind kk. |
Database WPIL Section Ch, Week 9112, Feb. 1991 Derwent Publications London Class A04 AN-91-084439 JPA-3 030 934 UniCharm KK. |