Number | Date | Country | Kind |
---|---|---|---|
1-269834 | Oct 1989 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3579467 | Brown | May 1971 | |
3620976 | Wright et al. | Nov 1971 | |
3664953 | Wright | May 1972 | |
3673089 | Wright | Jun 1972 | |
4537691 | Mori et al. | Aug 1985 | |
4582620 | Mori et al. | Apr 1986 | |
4755310 | Mori et al. | Jul 1988 | |
4842753 | Mori et al. | Jun 1989 | |
4853139 | Ichihashi | Aug 1989 |
Number | Date | Country |
---|---|---|
190290 | Aug 1987 | JPX |
915453 | Nov 1984 | SUX |
2185492A | Jan 1987 | GBX |
Entry |
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Database WPIL, No. 86-059768. |